19970448

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{13421}}^1$

素因数の和:13463

約数の個数: 40

約数和(自身を含む): 53258496

約数和(自身を除く): 33288048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 13421, 26842, 40263, 53684, 80526, 107368, 161052, 214736, 322104, 416051, 644208, 832102, 1248153, 1664204, 2496306, 3328408, 4992612, 6656816, 9985224, 19970448]

約数ペア:

[(1, 19970448), (2, 9985224), (3, 6656816), (4, 4992612), (6, 3328408), (8, 2496306), (12, 1664204), (16, 1248153), (24, 832102), (31, 644208), (48, 416051), (62, 322104), (93, 214736), (124, 161052), (186, 107368), (248, 80526), (372, 53684), (496, 40263), (744, 26842), (1488, 13421)]