20290480561

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{827}}^1\times {\mathrm{2647}}^1$

素因数の和:3541

約数の個数: 32

約数和(自身を含む): 23574233088

約数和(自身を除く): 3283752527

約数列:

[1, 13, 23, 31, 299, 403, 713, 827, 2647, 9269, 10751, 19021, 25637, 34411, 60881, 82057, 247273, 333281, 589651, 791453, 1066741, 1887311, 2189069, 7665463, 24535043, 28457897, 50348587, 67861139, 654531631, 882194807, 1560806197, 20290480561]

約数ペア:

[(1, 20290480561), (13, 1560806197), (23, 882194807), (31, 654531631), (299, 67861139), (403, 50348587), (713, 28457897), (827, 24535043), (2647, 7665463), (9269, 2189069), (10751, 1887311), (19021, 1066741), (25637, 791453), (34411, 589651), (60881, 333281), (82057, 247273)]