20556108

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{12149}}^1$

素因数の和:12206

約数の個数: 36

約数和(自身を含む): 53071200

約数和(自身を除く): 32515092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 12149, 24298, 36447, 48596, 72894, 109341, 145788, 218682, 437364, 571003, 1142006, 1713009, 2284012, 3426018, 5139027, 6852036, 10278054, 20556108]

約数ペア:

[(1, 20556108), (2, 10278054), (3, 6852036), (4, 5139027), (6, 3426018), (9, 2284012), (12, 1713009), (18, 1142006), (36, 571003), (47, 437364), (94, 218682), (141, 145788), (188, 109341), (282, 72894), (423, 48596), (564, 36447), (846, 24298), (1692, 12149)]