20179933864

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{191}}^1\times {\mathrm{128221}}^1$

素因数の和:128521

約数の個数: 32

約数和(自身を含む): 38405053440

約数和(自身を除く): 18225119576

約数列:

[1, 2, 4, 8, 103, 191, 206, 382, 412, 764, 824, 1528, 19673, 39346, 78692, 128221, 157384, 256442, 512884, 1025768, 13206763, 24490211, 26413526, 48980422, 52827052, 97960844, 105654104, 195921688, 2522491733, 5044983466, 10089966932, 20179933864]

約数ペア:

[(1, 20179933864), (2, 10089966932), (4, 5044983466), (8, 2522491733), (103, 195921688), (191, 105654104), (206, 97960844), (382, 52827052), (412, 48980422), (764, 26413526), (824, 24490211), (1528, 13206763), (19673, 1025768), (39346, 512884), (78692, 256442), (128221, 157384)]