17964970

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1019}}^1$

素因数の和:1110

約数の個数: 32

約数和(自身を含む): 33929280

約数和(自身を除く): 15964310

約数列:

[1, 2, 5, 10, 41, 43, 82, 86, 205, 215, 410, 430, 1019, 1763, 2038, 3526, 5095, 8815, 10190, 17630, 41779, 43817, 83558, 87634, 208895, 219085, 417790, 438170, 1796497, 3592994, 8982485, 17964970]

約数ペア:

[(1, 17964970), (2, 8982485), (5, 3592994), (10, 1796497), (41, 438170), (43, 417790), (82, 219085), (86, 208895), (205, 87634), (215, 83558), (410, 43817), (430, 41779), (1019, 17630), (1763, 10190), (2038, 8815), (3526, 5095)]