19499571856

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{557}}^1\times {\mathrm{95131}}^1$

素因数の和:95719

約数の個数: 40

約数和(自身を含む): 39494240064

約数和(自身を除く): 19994668208

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 557, 1114, 2228, 4456, 8912, 12811, 25622, 51244, 95131, 102488, 190262, 204976, 380524, 761048, 1522096, 2188013, 4376026, 8752052, 17504104, 35008208, 52987967, 105975934, 211951868, 423903736, 847807472, 1218723241, 2437446482, 4874892964, 9749785928, 19499571856]

約数ペア:

[(1, 19499571856), (2, 9749785928), (4, 4874892964), (8, 2437446482), (16, 1218723241), (23, 847807472), (46, 423903736), (92, 211951868), (184, 105975934), (368, 52987967), (557, 35008208), (1114, 17504104), (2228, 8752052), (4456, 4376026), (8912, 2188013), (12811, 1522096), (25622, 761048), (51244, 380524), (95131, 204976), (102488, 190262)]