12561964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2467}}^1$

素因数の和:2557

約数の個数: 24

約数和(自身を含む): 23495360

約数和(自身を除く): 10933396

約数列:

[1, 2, 4, 19, 38, 67, 76, 134, 268, 1273, 2467, 2546, 4934, 5092, 9868, 46873, 93746, 165289, 187492, 330578, 661156, 3140491, 6280982, 12561964]

約数ペア:

[(1, 12561964), (2, 6280982), (4, 3140491), (19, 661156), (38, 330578), (67, 187492), (76, 165289), (134, 93746), (268, 46873), (1273, 9868), (2467, 5092), (2546, 4934)]