20493096

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3457}}^1$

素因数の和:3498

約数の個数: 64

約数和(自身を含む): 58094400

約数和(自身を除く): 37601304

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 3457, 5928, 6914, 10371, 13828, 20742, 27656, 41484, 44941, 65683, 82968, 89882, 131366, 134823, 179764, 197049, 262732, 269646, 359528, 394098, 525464, 539292, 788196, 853879, 1078584, 1576392, 1707758, 2561637, 3415516, 5123274, 6831032, 10246548, 20493096]

約数ペア:

[(1, 20493096), (2, 10246548), (3, 6831032), (4, 5123274), (6, 3415516), (8, 2561637), (12, 1707758), (13, 1576392), (19, 1078584), (24, 853879), (26, 788196), (38, 539292), (39, 525464), (52, 394098), (57, 359528), (76, 269646), (78, 262732), (104, 197049), (114, 179764), (152, 134823), (156, 131366), (228, 89882), (247, 82968), (312, 65683), (456, 44941), (494, 41484), (741, 27656), (988, 20742), (1482, 13828), (1976, 10371), (2964, 6914), (3457, 5928)]