19005694864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1156627}}^1$

素因数の和:1156727

約数の個数: 40

約数和(自身を含む): 40158124160

約数和(自身を除く): 21152429296

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 158, 208, 316, 632, 1027, 1264, 2054, 4108, 8216, 16432, 1156627, 2313254, 4626508, 9253016, 15036151, 18506032, 30072302, 60144604, 91373533, 120289208, 182747066, 240578416, 365494132, 730988264, 1187855929, 1461976528, 2375711858, 4751423716, 9502847432, 19005694864]

約数ペア:

[(1, 19005694864), (2, 9502847432), (4, 4751423716), (8, 2375711858), (13, 1461976528), (16, 1187855929), (26, 730988264), (52, 365494132), (79, 240578416), (104, 182747066), (158, 120289208), (208, 91373533), (316, 60144604), (632, 30072302), (1027, 18506032), (1264, 15036151), (2054, 9253016), (4108, 4626508), (8216, 2313254), (16432, 1156627)]