20780184

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{12923}}^1$

素因数の和:12999

約数の個数: 32

約数和(自身を含む): 52729920

約数和(自身を除く): 31949736

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 201, 268, 402, 536, 804, 1608, 12923, 25846, 38769, 51692, 77538, 103384, 155076, 310152, 865841, 1731682, 2597523, 3463364, 5195046, 6926728, 10390092, 20780184]

約数ペア:

[(1, 20780184), (2, 10390092), (3, 6926728), (4, 5195046), (6, 3463364), (8, 2597523), (12, 1731682), (24, 865841), (67, 310152), (134, 155076), (201, 103384), (268, 77538), (402, 51692), (536, 38769), (804, 25846), (1608, 12923)]