20199291944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1103}}^1\times {\mathrm{176087}}^1$

素因数の和:177209

約数の個数: 32

約数和(自身を含む): 40824241920

約数和(自身を除く): 20624949976

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1103, 2206, 4412, 8824, 14339, 28678, 57356, 114712, 176087, 352174, 704348, 1408696, 2289131, 4578262, 9156524, 18313048, 194223961, 388447922, 776895844, 1553791688, 2524911493, 5049822986, 10099645972, 20199291944]

約数ペア:

[(1, 20199291944), (2, 10099645972), (4, 5049822986), (8, 2524911493), (13, 1553791688), (26, 776895844), (52, 388447922), (104, 194223961), (1103, 18313048), (2206, 9156524), (4412, 4578262), (8824, 2289131), (14339, 1408696), (28678, 704348), (57356, 352174), (114712, 176087)]