18566992

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{68261}}^1$

素因数の和:68286

約数の個数: 20

約数和(自身を含む): 38090196

約数和(自身を除く): 19523204

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 68261, 136522, 273044, 546088, 1092176, 1160437, 2320874, 4641748, 9283496, 18566992]

約数ペア:

[(1, 18566992), (2, 9283496), (4, 4641748), (8, 2320874), (16, 1160437), (17, 1092176), (34, 546088), (68, 273044), (136, 136522), (272, 68261)]