18201378

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1019}}^1$

素因数の和:1266

約数の個数: 32

約数和(自身を含む): 39412800

約数和(自身を除く): 21211422

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 229, 458, 687, 1019, 1374, 2038, 2977, 3057, 5954, 6114, 8931, 13247, 17862, 26494, 39741, 79482, 233351, 466702, 700053, 1400106, 3033563, 6067126, 9100689, 18201378]

約数ペア:

[(1, 18201378), (2, 9100689), (3, 6067126), (6, 3033563), (13, 1400106), (26, 700053), (39, 466702), (78, 233351), (229, 79482), (458, 39741), (687, 26494), (1019, 17862), (1374, 13247), (2038, 8931), (2977, 6114), (3057, 5954)]