18647532

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 49061376

約数和(自身を除く): 30413844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 103, 107, 141, 188, 206, 214, 282, 309, 321, 412, 423, 428, 564, 618, 642, 846, 927, 963, 1236, 1284, 1692, 1854, 1926, 3708, 3852, 4841, 5029, 9682, 10058, 11021, 14523, 15087, 19364, 20116, 22042, 29046, 30174, 33063, 43569, 44084, 45261, 58092, 60348, 66126, 87138, 90522, 99189, 132252, 174276, 181044, 198378, 396756, 517987, 1035974, 1553961, 2071948, 3107922, 4661883, 6215844, 9323766, 18647532]

約数ペア:

[(1, 18647532), (2, 9323766), (3, 6215844), (4, 4661883), (6, 3107922), (9, 2071948), (12, 1553961), (18, 1035974), (36, 517987), (47, 396756), (94, 198378), (103, 181044), (107, 174276), (141, 132252), (188, 99189), (206, 90522), (214, 87138), (282, 66126), (309, 60348), (321, 58092), (412, 45261), (423, 44084), (428, 43569), (564, 33063), (618, 30174), (642, 29046), (846, 22042), (927, 20116), (963, 19364), (1236, 15087), (1284, 14523), (1692, 11021), (1854, 10058), (1926, 9682), (3708, 5029), (3852, 4841)]