20269488

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:262

約数の個数: 80

約数和(自身を含む): 54791136

約数和(自身を除く): 34521648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 101, 111, 113, 148, 202, 222, 226, 296, 303, 339, 404, 444, 452, 592, 606, 678, 808, 888, 904, 1212, 1356, 1616, 1776, 1808, 2424, 2712, 3737, 4181, 4848, 5424, 7474, 8362, 11211, 11413, 12543, 14948, 16724, 22422, 22826, 25086, 29896, 33448, 34239, 44844, 45652, 50172, 59792, 66896, 68478, 89688, 91304, 100344, 136956, 179376, 182608, 200688, 273912, 422281, 547824, 844562, 1266843, 1689124, 2533686, 3378248, 5067372, 6756496, 10134744, 20269488]

約数ペア:

[(1, 20269488), (2, 10134744), (3, 6756496), (4, 5067372), (6, 3378248), (8, 2533686), (12, 1689124), (16, 1266843), (24, 844562), (37, 547824), (48, 422281), (74, 273912), (101, 200688), (111, 182608), (113, 179376), (148, 136956), (202, 100344), (222, 91304), (226, 89688), (296, 68478), (303, 66896), (339, 59792), (404, 50172), (444, 45652), (452, 44844), (592, 34239), (606, 33448), (678, 29896), (808, 25086), (888, 22826), (904, 22422), (1212, 16724), (1356, 14948), (1616, 12543), (1776, 11413), (1808, 11211), (2424, 8362), (2712, 7474), (3737, 5424), (4181, 4848)]