20814033328

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{725531}}^1$

素因数の和:725713

約数の個数: 40

約数和(自身を含む): 44263256256

約数和(自身を除く): 23449222928

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 163, 176, 326, 652, 1304, 1793, 2608, 3586, 7172, 14344, 28688, 725531, 1451062, 2902124, 5804248, 7980841, 11608496, 15961682, 31923364, 63846728, 118261553, 127693456, 236523106, 473046212, 946092424, 1300877083, 1892184848, 2601754166, 5203508332, 10407016664, 20814033328]

約数ペア:

[(1, 20814033328), (2, 10407016664), (4, 5203508332), (8, 2601754166), (11, 1892184848), (16, 1300877083), (22, 946092424), (44, 473046212), (88, 236523106), (163, 127693456), (176, 118261553), (326, 63846728), (652, 31923364), (1304, 15961682), (1793, 11608496), (2608, 7980841), (3586, 5804248), (7172, 2902124), (14344, 1451062), (28688, 725531)]