20121208254

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5151359}}^1$

素因数の和:5151405

約数の個数: 48

約数和(自身を含む): 51431178240

約数和(自身を除く): 31309969986

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 126, 186, 217, 279, 434, 558, 651, 1302, 1953, 3906, 5151359, 10302718, 15454077, 30908154, 36059513, 46362231, 72119026, 92724462, 108178539, 159692129, 216357078, 319384258, 324535617, 479076387, 649071234, 958152774, 1117844903, 1437229161, 2235689806, 2874458322, 3353534709, 6707069418, 10060604127, 20121208254]

約数ペア:

[(1, 20121208254), (2, 10060604127), (3, 6707069418), (6, 3353534709), (7, 2874458322), (9, 2235689806), (14, 1437229161), (18, 1117844903), (21, 958152774), (31, 649071234), (42, 479076387), (62, 324535617), (63, 319384258), (93, 216357078), (126, 159692129), (186, 108178539), (217, 92724462), (279, 72119026), (434, 46362231), (558, 36059513), (651, 30908154), (1302, 15454077), (1953, 10302718), (3906, 5151359)]