16643406

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{563}}^1$

素因数の和:960

約数の個数: 32

約数和(自身を含む): 36005760

約数和(自身を除く): 19362354

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 379, 563, 758, 1126, 1137, 1689, 2274, 3378, 4927, 7319, 9854, 14638, 14781, 21957, 29562, 43914, 213377, 426754, 640131, 1280262, 2773901, 5547802, 8321703, 16643406]

約数ペア:

[(1, 16643406), (2, 8321703), (3, 5547802), (6, 2773901), (13, 1280262), (26, 640131), (39, 426754), (78, 213377), (379, 43914), (563, 29562), (758, 21957), (1126, 14781), (1137, 14638), (1689, 9854), (2274, 7319), (3378, 4927)]