18438962696

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{349}}^1\times {\mathrm{431}}^1$

素因数の和:1003

約数の個数: 128

約数和(自身を含む): 43545600000

約数和(自身を除く): 25106637304

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 199, 308, 349, 398, 431, 616, 698, 796, 862, 1393, 1396, 1592, 1724, 2189, 2443, 2786, 2792, 3017, 3448, 3839, 4378, 4741, 4886, 5572, 6034, 7678, 8756, 9482, 9772, 11144, 12068, 15323, 15356, 17512, 18964, 19544, 24136, 26873, 30646, 30712, 33187, 37928, 53746, 61292, 66374, 69451, 85769, 107492, 122584, 132748, 138902, 150419, 171538, 214984, 265496, 277804, 300838, 343076, 486157, 555608, 600383, 601676, 686152, 763961, 943459, 972314, 1052933, 1200766, 1203352, 1527922, 1654609, 1886918, 1944628, 2105866, 2401532, 3055844, 3309218, 3773836, 3889256, 4211732, 4803064, 5347727, 6111688, 6604213, 6618436, 7547672, 8423464, 10695454, 11582263, 13208426, 13236872, 21390908, 23164526, 26416852, 29933381, 42781816, 46329052, 52833704, 59866762, 92658104, 119733524, 209533667, 239467048, 329267191, 419067334, 658534382, 838134668, 1317068764, 1676269336, 2304870337, 2634137528, 4609740674, 9219481348, 18438962696]

約数ペア:

[(1, 18438962696), (2, 9219481348), (4, 4609740674), (7, 2634137528), (8, 2304870337), (11, 1676269336), (14, 1317068764), (22, 838134668), (28, 658534382), (44, 419067334), (56, 329267191), (77, 239467048), (88, 209533667), (154, 119733524), (199, 92658104), (308, 59866762), (349, 52833704), (398, 46329052), (431, 42781816), (616, 29933381), (698, 26416852), (796, 23164526), (862, 21390908), (1393, 13236872), (1396, 13208426), (1592, 11582263), (1724, 10695454), (2189, 8423464), (2443, 7547672), (2786, 6618436), (2792, 6604213), (3017, 6111688), (3448, 5347727), (3839, 4803064), (4378, 4211732), (4741, 3889256), (4886, 3773836), (5572, 3309218), (6034, 3055844), (7678, 2401532), (8756, 2105866), (9482, 1944628), (9772, 1886918), (11144, 1654609), (12068, 1527922), (15323, 1203352), (15356, 1200766), (17512, 1052933), (18964, 972314), (19544, 943459), (24136, 763961), (26873, 686152), (30646, 601676), (30712, 600383), (33187, 555608), (37928, 486157), (53746, 343076), (61292, 300838), (66374, 277804), (69451, 265496), (85769, 214984), (107492, 171538), (122584, 150419), (132748, 138902)]