20747186784

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{1693}}^1\times {\mathrm{2503}}^1$

素因数の和:4229

約数の個数: 144

約数和(自身を含む): 62532261792

約数和(自身を除く): 41785075008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 68, 72, 96, 102, 136, 144, 153, 204, 272, 288, 306, 408, 544, 612, 816, 1224, 1632, 1693, 2448, 2503, 3386, 4896, 5006, 5079, 6772, 7509, 10012, 10158, 13544, 15018, 15237, 20024, 20316, 22527, 27088, 28781, 30036, 30474, 40048, 40632, 42551, 45054, 54176, 57562, 60072, 60948, 80096, 81264, 85102, 86343, 90108, 115124, 120144, 121896, 127653, 162528, 170204, 172686, 180216, 230248, 240288, 243792, 255306, 259029, 340408, 345372, 360432, 382959, 460496, 487584, 510612, 518058, 680816, 690744, 720864, 765918, 920992, 1021224, 1036116, 1361632, 1381488, 1531836, 2042448, 2072232, 2762976, 3063672, 4084896, 4144464, 4237579, 6127344, 8288928, 8475158, 12254688, 12712737, 16950316, 25425474, 33900632, 38138211, 50850948, 67801264, 72038843, 76276422, 101701896, 135602528, 144077686, 152552844, 203403792, 216116529, 288155372, 305105688, 406807584, 432233058, 576310744, 610211376, 648349587, 864466116, 1152621488, 1220422752, 1296699174, 1728932232, 2305242976, 2593398348, 3457864464, 5186796696, 6915728928, 10373593392, 20747186784]

約数ペア:

[(1, 20747186784), (2, 10373593392), (3, 6915728928), (4, 5186796696), (6, 3457864464), (8, 2593398348), (9, 2305242976), (12, 1728932232), (16, 1296699174), (17, 1220422752), (18, 1152621488), (24, 864466116), (32, 648349587), (34, 610211376), (36, 576310744), (48, 432233058), (51, 406807584), (68, 305105688), (72, 288155372), (96, 216116529), (102, 203403792), (136, 152552844), (144, 144077686), (153, 135602528), (204, 101701896), (272, 76276422), (288, 72038843), (306, 67801264), (408, 50850948), (544, 38138211), (612, 33900632), (816, 25425474), (1224, 16950316), (1632, 12712737), (1693, 12254688), (2448, 8475158), (2503, 8288928), (3386, 6127344), (4896, 4237579), (5006, 4144464), (5079, 4084896), (6772, 3063672), (7509, 2762976), (10012, 2072232), (10158, 2042448), (13544, 1531836), (15018, 1381488), (15237, 1361632), (20024, 1036116), (20316, 1021224), (22527, 920992), (27088, 765918), (28781, 720864), (30036, 690744), (30474, 680816), (40048, 518058), (40632, 510612), (42551, 487584), (45054, 460496), (54176, 382959), (57562, 360432), (60072, 345372), (60948, 340408), (80096, 259029), (81264, 255306), (85102, 243792), (86343, 240288), (90108, 230248), (115124, 180216), (120144, 172686), (121896, 170204), (127653, 162528)]