20120672

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4397}}^1$

素因数の和:4431

約数の個数: 48

約数和(自身を含む): 46548432

約数和(自身を除く): 26427760

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 143, 176, 208, 286, 352, 416, 572, 1144, 2288, 4397, 4576, 8794, 17588, 35176, 48367, 57161, 70352, 96734, 114322, 140704, 193468, 228644, 386936, 457288, 628771, 773872, 914576, 1257542, 1547744, 1829152, 2515084, 5030168, 10060336, 20120672]

約数ペア:

[(1, 20120672), (2, 10060336), (4, 5030168), (8, 2515084), (11, 1829152), (13, 1547744), (16, 1257542), (22, 914576), (26, 773872), (32, 628771), (44, 457288), (52, 386936), (88, 228644), (104, 193468), (143, 140704), (176, 114322), (208, 96734), (286, 70352), (352, 57161), (416, 48367), (572, 35176), (1144, 17588), (2288, 8794), (4397, 4576)]