2154977968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{941861}}^1$

素因数の和:941893

約数の個数: 40

約数和(自身を含む): 4905217296

約数和(自身を除く): 2750239328

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 941861, 1883722, 3767444, 7534888, 10360471, 12244193, 15069776, 20720942, 24488386, 41441884, 48976772, 82883768, 97953544, 134686123, 165767536, 195907088, 269372246, 538744492, 1077488984, 2154977968]

約数ペア:

[(1, 2154977968), (2, 1077488984), (4, 538744492), (8, 269372246), (11, 195907088), (13, 165767536), (16, 134686123), (22, 97953544), (26, 82883768), (44, 48976772), (52, 41441884), (88, 24488386), (104, 20720942), (143, 15069776), (176, 12244193), (208, 10360471), (286, 7534888), (572, 3767444), (1144, 1883722), (2288, 941861)]