19967374

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:400

約数の個数: 32

約数和(自身を含む): 35283456

約数和(自身を除く): 15316082

約数列:

[1, 2, 7, 14, 61, 103, 122, 206, 227, 427, 454, 721, 854, 1442, 1589, 3178, 6283, 12566, 13847, 23381, 27694, 43981, 46762, 87962, 96929, 163667, 193858, 327334, 1426241, 2852482, 9983687, 19967374]

約数ペア:

[(1, 19967374), (2, 9983687), (7, 2852482), (14, 1426241), (61, 327334), (103, 193858), (122, 163667), (206, 96929), (227, 87962), (427, 46762), (454, 43981), (721, 27694), (854, 23381), (1442, 13847), (1589, 12566), (3178, 6283)]