20574336

素因数分解:

$2^7\times 3^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1$

素因数の和:557

約数の個数: 64

約数和(自身を含む): 55202400

約数和(自身を除く): 34628064

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 131, 192, 262, 384, 393, 409, 524, 786, 818, 1048, 1227, 1572, 1636, 2096, 2454, 3144, 3272, 4192, 4908, 6288, 6544, 8384, 9816, 12576, 13088, 16768, 19632, 25152, 26176, 39264, 50304, 52352, 53579, 78528, 107158, 157056, 160737, 214316, 321474, 428632, 642948, 857264, 1285896, 1714528, 2571792, 3429056, 5143584, 6858112, 10287168, 20574336]

約数ペア:

[(1, 20574336), (2, 10287168), (3, 6858112), (4, 5143584), (6, 3429056), (8, 2571792), (12, 1714528), (16, 1285896), (24, 857264), (32, 642948), (48, 428632), (64, 321474), (96, 214316), (128, 160737), (131, 157056), (192, 107158), (262, 78528), (384, 53579), (393, 52352), (409, 50304), (524, 39264), (786, 26176), (818, 25152), (1048, 19632), (1227, 16768), (1572, 13088), (1636, 12576), (2096, 9816), (2454, 8384), (3144, 6544), (3272, 6288), (4192, 4908)]