20424186

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:411

約数の個数: 48

約数和(自身を含む): 45826560

約数和(自身を除く): 25402374

約数列:

[1, 2, 3, 6, 9, 18, 53, 79, 106, 158, 159, 237, 271, 318, 474, 477, 542, 711, 813, 954, 1422, 1626, 2439, 4187, 4878, 8374, 12561, 14363, 21409, 25122, 28726, 37683, 42818, 43089, 64227, 75366, 86178, 128454, 129267, 192681, 258534, 385362, 1134677, 2269354, 3404031, 6808062, 10212093, 20424186]

約数ペア:

[(1, 20424186), (2, 10212093), (3, 6808062), (6, 3404031), (9, 2269354), (18, 1134677), (53, 385362), (79, 258534), (106, 192681), (158, 129267), (159, 128454), (237, 86178), (271, 75366), (318, 64227), (474, 43089), (477, 42818), (542, 37683), (711, 28726), (813, 25122), (954, 21409), (1422, 14363), (1626, 12561), (2439, 8374), (4187, 4878)]