19018140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{563}}^2$

素因数の和:1138

約数の個数: 36

約数和(自身を含む): 53345544

約数和(自身を除く): 34327404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 563, 1126, 1689, 2252, 2815, 3378, 5630, 6756, 8445, 11260, 16890, 33780, 316969, 633938, 950907, 1267876, 1584845, 1901814, 3169690, 3803628, 4754535, 6339380, 9509070, 19018140]

約数ペア:

[(1, 19018140), (2, 9509070), (3, 6339380), (4, 4754535), (5, 3803628), (6, 3169690), (10, 1901814), (12, 1584845), (15, 1267876), (20, 950907), (30, 633938), (60, 316969), (563, 33780), (1126, 16890), (1689, 11260), (2252, 8445), (2815, 6756), (3378, 5630)]