2198404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{631}}^1$

素因数の和:715

約数の個数: 24

約数和(自身を含む): 4211648

約数和(自身を除く): 2013244

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 631, 871, 1262, 1742, 2524, 3484, 8203, 16406, 32812, 42277, 84554, 169108, 549601, 1099202, 2198404]

約数ペア:

[(1, 2198404), (2, 1099202), (4, 549601), (13, 169108), (26, 84554), (52, 42277), (67, 32812), (134, 16406), (268, 8203), (631, 3484), (871, 2524), (1262, 1742)]