20910552

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67021}}^1$

素因数の和:67043

約数の個数: 32

約数和(自身を含む): 56298480

約数和(自身を除く): 35387928

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 67021, 134042, 201063, 268084, 402126, 536168, 804252, 871273, 1608504, 1742546, 2613819, 3485092, 5227638, 6970184, 10455276, 20910552]

約数ペア:

[(1, 20910552), (2, 10455276), (3, 6970184), (4, 5227638), (6, 3485092), (8, 2613819), (12, 1742546), (13, 1608504), (24, 871273), (26, 804252), (39, 536168), (52, 402126), (78, 268084), (104, 201063), (156, 134042), (312, 67021)]