17870132

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 37013760

約数和(自身を除く): 19143628

約数列:

[1, 2, 4, 7, 14, 28, 71, 89, 101, 142, 178, 202, 284, 356, 404, 497, 623, 707, 994, 1246, 1414, 1988, 2492, 2828, 6319, 7171, 8989, 12638, 14342, 17978, 25276, 28684, 35956, 44233, 50197, 62923, 88466, 100394, 125846, 176932, 200788, 251692, 638219, 1276438, 2552876, 4467533, 8935066, 17870132]

約数ペア:

[(1, 17870132), (2, 8935066), (4, 4467533), (7, 2552876), (14, 1276438), (28, 638219), (71, 251692), (89, 200788), (101, 176932), (142, 125846), (178, 100394), (202, 88466), (284, 62923), (356, 50197), (404, 44233), (497, 35956), (623, 28684), (707, 25276), (994, 17978), (1246, 14342), (1414, 12638), (1988, 8989), (2492, 7171), (2828, 6319)]