20174659668

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1\times {\mathrm{1213}}^1$

素因数の和:1678

約数の個数: 144

約数和(自身を含む): 54406235520

約数和(自身を除く): 34231575852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 53, 69, 92, 106, 138, 159, 207, 212, 276, 318, 379, 414, 477, 636, 758, 828, 954, 1137, 1213, 1219, 1516, 1908, 2274, 2426, 2438, 3411, 3639, 3657, 4548, 4852, 4876, 6822, 7278, 7314, 8717, 10917, 10971, 13644, 14556, 14628, 17434, 20087, 21834, 21942, 26151, 27899, 34868, 40174, 43668, 43884, 52302, 55798, 60261, 64289, 78453, 80348, 83697, 104604, 111596, 120522, 128578, 156906, 167394, 180783, 192867, 241044, 251091, 257156, 313812, 334788, 361566, 385734, 459727, 462001, 502182, 578601, 723132, 771468, 919454, 924002, 1004364, 1157202, 1379181, 1386003, 1478647, 1838908, 1848004, 2314404, 2758362, 2772006, 2957294, 4137543, 4158009, 4435941, 5516724, 5544012, 5914588, 8275086, 8316018, 8871882, 10573721, 13307823, 16550172, 16632036, 17743764, 21147442, 24365531, 26615646, 31721163, 42294884, 48731062, 53231292, 63442326, 73096593, 95163489, 97462124, 126884652, 146193186, 190326978, 219289779, 292386372, 380653956, 438579558, 560407213, 877159116, 1120814426, 1681221639, 2241628852, 3362443278, 5043664917, 6724886556, 10087329834, 20174659668]

約数ペア:

[(1, 20174659668), (2, 10087329834), (3, 6724886556), (4, 5043664917), (6, 3362443278), (9, 2241628852), (12, 1681221639), (18, 1120814426), (23, 877159116), (36, 560407213), (46, 438579558), (53, 380653956), (69, 292386372), (92, 219289779), (106, 190326978), (138, 146193186), (159, 126884652), (207, 97462124), (212, 95163489), (276, 73096593), (318, 63442326), (379, 53231292), (414, 48731062), (477, 42294884), (636, 31721163), (758, 26615646), (828, 24365531), (954, 21147442), (1137, 17743764), (1213, 16632036), (1219, 16550172), (1516, 13307823), (1908, 10573721), (2274, 8871882), (2426, 8316018), (2438, 8275086), (3411, 5914588), (3639, 5544012), (3657, 5516724), (4548, 4435941), (4852, 4158009), (4876, 4137543), (6822, 2957294), (7278, 2772006), (7314, 2758362), (8717, 2314404), (10917, 1848004), (10971, 1838908), (13644, 1478647), (14556, 1386003), (14628, 1379181), (17434, 1157202), (20087, 1004364), (21834, 924002), (21942, 919454), (26151, 771468), (27899, 723132), (34868, 578601), (40174, 502182), (43668, 462001), (43884, 459727), (52302, 385734), (55798, 361566), (60261, 334788), (64289, 313812), (78453, 257156), (80348, 251091), (83697, 241044), (104604, 192867), (111596, 180783), (120522, 167394), (128578, 156906)]