19738054

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{347}}^1$

素因数の和:612

約数の個数: 32

約数和(自身を含む): 36080640

約数和(自身を除く): 16342586

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 239, 347, 478, 694, 1673, 2429, 3346, 4063, 4858, 5899, 8126, 11798, 28441, 41293, 56882, 82586, 82933, 165866, 580531, 1161062, 1409861, 2819722, 9869027, 19738054]

約数ペア:

[(1, 19738054), (2, 9869027), (7, 2819722), (14, 1409861), (17, 1161062), (34, 580531), (119, 165866), (238, 82933), (239, 82586), (347, 56882), (478, 41293), (694, 28441), (1673, 11798), (2429, 8126), (3346, 5899), (4063, 4858)]