19534450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{733}}^1$

素因数の和:799

約数の個数: 48

約数和(自身を含む): 40138056

約数和(自身を除く): 20603606

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 50, 65, 82, 130, 205, 325, 410, 533, 650, 733, 1025, 1066, 1466, 2050, 2665, 3665, 5330, 7330, 9529, 13325, 18325, 19058, 26650, 30053, 36650, 47645, 60106, 95290, 150265, 238225, 300530, 390689, 476450, 751325, 781378, 1502650, 1953445, 3906890, 9767225, 19534450]

約数ペア:

[(1, 19534450), (2, 9767225), (5, 3906890), (10, 1953445), (13, 1502650), (25, 781378), (26, 751325), (41, 476450), (50, 390689), (65, 300530), (82, 238225), (130, 150265), (205, 95290), (325, 60106), (410, 47645), (533, 36650), (650, 30053), (733, 26650), (1025, 19058), (1066, 18325), (1466, 13325), (2050, 9529), (2665, 7330), (3665, 5330)]