19660920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{163841}}^1$

素因数の和:163855

約数の個数: 32

約数和(自身を含む): 58983120

約数和(自身を除く): 39322200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 163841, 327682, 491523, 655364, 819205, 983046, 1310728, 1638410, 1966092, 2457615, 3276820, 3932184, 4915230, 6553640, 9830460, 19660920]

約数ペア:

[(1, 19660920), (2, 9830460), (3, 6553640), (4, 4915230), (5, 3932184), (6, 3276820), (8, 2457615), (10, 1966092), (12, 1638410), (15, 1310728), (20, 983046), (24, 819205), (30, 655364), (40, 491523), (60, 327682), (120, 163841)]