66228188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{20879}}^1$

素因数の和:20957

約数の個数: 24

約数和(自身を含む): 126866880

約数和(自身を除く): 60638692

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 20879, 41758, 83516, 271427, 542854, 1085708, 1273619, 2547238, 5094476, 16557047, 33114094, 66228188]

約数ペア:

[(1, 66228188), (2, 33114094), (4, 16557047), (13, 5094476), (26, 2547238), (52, 1273619), (61, 1085708), (122, 542854), (244, 271427), (793, 83516), (1586, 41758), (3172, 20879)]