19511206

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4013}}^1$

素因数の和:4056

約数の個数: 32

約数和(自身を含む): 36415008

約数和(自身を除く): 16903802

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 187, 221, 286, 374, 442, 2431, 4013, 4862, 8026, 44143, 52169, 68221, 88286, 104338, 136442, 573859, 750431, 886873, 1147718, 1500862, 1773746, 9755603, 19511206]

約数ペア:

[(1, 19511206), (2, 9755603), (11, 1773746), (13, 1500862), (17, 1147718), (22, 886873), (26, 750431), (34, 573859), (143, 136442), (187, 104338), (221, 88286), (286, 68221), (374, 52169), (442, 44143), (2431, 8026), (4013, 4862)]