19654064

素因数分解:

$2^4\times {\mathrm{1049}}^1\times {\mathrm{1171}}^1$

素因数の和:2228

約数の個数: 20

約数和(自身を含む): 38148600

約数和(自身を除く): 18494536

約数列:

[1, 2, 4, 8, 16, 1049, 1171, 2098, 2342, 4196, 4684, 8392, 9368, 16784, 18736, 1228379, 2456758, 4913516, 9827032, 19654064]

約数ペア:

[(1, 19654064), (2, 9827032), (4, 4913516), (8, 2456758), (16, 1228379), (1049, 18736), (1171, 16784), (2098, 9368), (2342, 8392), (4196, 4684)]