20163211755

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4337}}^1\times {\mathrm{5081}}^1$

素因数の和:9487

約数の個数: 32

約数和(自身を含む): 32804025408

約数和(自身を除く): 12640813653

約数列:

[1, 3, 5, 15, 61, 183, 305, 915, 4337, 5081, 13011, 15243, 21685, 25405, 65055, 76215, 264557, 309941, 793671, 929823, 1322785, 1549705, 3968355, 4649115, 22036297, 66108891, 110181485, 330544455, 1344214117, 4032642351, 6721070585, 20163211755]

約数ペア:

[(1, 20163211755), (3, 6721070585), (5, 4032642351), (15, 1344214117), (61, 330544455), (183, 110181485), (305, 66108891), (915, 22036297), (4337, 4649115), (5081, 3968355), (13011, 1549705), (15243, 1322785), (21685, 929823), (25405, 793671), (65055, 309941), (76215, 264557)]