20003263256

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{472399}}^1$

素因数の和:472551

約数の個数: 32

約数和(自身を含む): 38547840000

約数和(自身を除く): 18544576744

約数列:

[1, 2, 4, 8, 67, 79, 134, 158, 268, 316, 536, 632, 5293, 10586, 21172, 42344, 472399, 944798, 1889596, 3779192, 31650733, 37319521, 63301466, 74639042, 126602932, 149278084, 253205864, 298556168, 2500407907, 5000815814, 10001631628, 20003263256]

約数ペア:

[(1, 20003263256), (2, 10001631628), (4, 5000815814), (8, 2500407907), (67, 298556168), (79, 253205864), (134, 149278084), (158, 126602932), (268, 74639042), (316, 63301466), (536, 37319521), (632, 31650733), (5293, 3779192), (10586, 1889596), (21172, 944798), (42344, 472399)]