19954602

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:387

約数の個数: 48

約数和(自身を含む): 44778240

約数和(自身を除く): 24823638

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 103, 141, 206, 229, 282, 309, 423, 458, 618, 687, 846, 927, 1374, 1854, 2061, 4122, 4841, 9682, 10763, 14523, 21526, 23587, 29046, 32289, 43569, 47174, 64578, 70761, 87138, 96867, 141522, 193734, 212283, 424566, 1108589, 2217178, 3325767, 6651534, 9977301, 19954602]

約数ペア:

[(1, 19954602), (2, 9977301), (3, 6651534), (6, 3325767), (9, 2217178), (18, 1108589), (47, 424566), (94, 212283), (103, 193734), (141, 141522), (206, 96867), (229, 87138), (282, 70761), (309, 64578), (423, 47174), (458, 43569), (618, 32289), (687, 29046), (846, 23587), (927, 21526), (1374, 14523), (1854, 10763), (2061, 9682), (4122, 4841)]