20158668

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{32939}}^1$

素因数の和:32966

約数の個数: 36

約数和(自身を含む): 53955720

約数和(自身を除く): 33797052

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 32939, 65878, 98817, 131756, 197634, 296451, 395268, 559963, 592902, 1119926, 1185804, 1679889, 2239852, 3359778, 5039667, 6719556, 10079334, 20158668]

約数ペア:

[(1, 20158668), (2, 10079334), (3, 6719556), (4, 5039667), (6, 3359778), (9, 2239852), (12, 1679889), (17, 1185804), (18, 1119926), (34, 592902), (36, 559963), (51, 395268), (68, 296451), (102, 197634), (153, 131756), (204, 98817), (306, 65878), (612, 32939)]