19997284806

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{19490531}}^1$

素因数の和:19490561

約数の個数: 32

約数和(自身を含む): 46777276800

約数和(自身を除く): 26779991994

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 19490531, 38981062, 58471593, 116943186, 175414779, 350829558, 370320089, 526244337, 740640178, 1052488674, 1110960267, 2221920534, 3332880801, 6665761602, 9998642403, 19997284806]

約数ペア:

[(1, 19997284806), (2, 9998642403), (3, 6665761602), (6, 3332880801), (9, 2221920534), (18, 1110960267), (19, 1052488674), (27, 740640178), (38, 526244337), (54, 370320089), (57, 350829558), (114, 175414779), (171, 116943186), (342, 58471593), (513, 38981062), (1026, 19490531)]