20486570624

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{12311641}}^1$

素因数の和:12311668

約数の個数: 32

約数和(自身を含む): 43952561940

約数和(自身を除く): 23465991316

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 12311641, 24623282, 49246564, 98493128, 160051333, 196986256, 320102666, 393972512, 640205332, 787945024, 1280410664, 1575890048, 2560821328, 5121642656, 10243285312, 20486570624]

約数ペア:

[(1, 20486570624), (2, 10243285312), (4, 5121642656), (8, 2560821328), (13, 1575890048), (16, 1280410664), (26, 787945024), (32, 640205332), (52, 393972512), (64, 320102666), (104, 196986256), (128, 160051333), (208, 98493128), (416, 49246564), (832, 24623282), (1664, 12311641)]