20008902284

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{2472677}}^1$

素因数の和:2472722

約数の個数: 36

約数和(自身を含む): 42510280176

約数和(自身を除く): 22501377892

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 289, 476, 578, 1156, 2023, 4046, 8092, 2472677, 4945354, 9890708, 17308739, 34617478, 42035509, 69234956, 84071018, 168142036, 294248563, 588497126, 714603653, 1176994252, 1429207306, 2858414612, 5002225571, 10004451142, 20008902284]

約数ペア:

[(1, 20008902284), (2, 10004451142), (4, 5002225571), (7, 2858414612), (14, 1429207306), (17, 1176994252), (28, 714603653), (34, 588497126), (68, 294248563), (119, 168142036), (238, 84071018), (289, 69234956), (476, 42035509), (578, 34617478), (1156, 17308739), (2023, 9890708), (4046, 4945354), (8092, 2472677)]