19924788

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{379}}^1$

素因数の和:736

約数の個数: 48

約数和(自身を含む): 50348480

約数和(自身を除く): 30423692

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 337, 379, 674, 758, 1011, 1137, 1348, 1516, 2022, 2274, 4044, 4381, 4548, 4927, 8762, 9854, 13143, 14781, 17524, 19708, 26286, 29562, 52572, 59124, 127723, 255446, 383169, 510892, 766338, 1532676, 1660399, 3320798, 4981197, 6641596, 9962394, 19924788]

約数ペア:

[(1, 19924788), (2, 9962394), (3, 6641596), (4, 4981197), (6, 3320798), (12, 1660399), (13, 1532676), (26, 766338), (39, 510892), (52, 383169), (78, 255446), (156, 127723), (337, 59124), (379, 52572), (674, 29562), (758, 26286), (1011, 19708), (1137, 17524), (1348, 14781), (1516, 13143), (2022, 9854), (2274, 8762), (4044, 4927), (4381, 4548)]