19188130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2203}}^1$

素因数の和:2290

約数の個数: 32

約数和(自身を含む): 37767744

約数和(自身を除く): 18579614

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 2203, 4355, 4406, 8710, 11015, 22030, 28639, 57278, 143195, 147601, 286390, 295202, 738005, 1476010, 1918813, 3837626, 9594065, 19188130]

約数ペア:

[(1, 19188130), (2, 9594065), (5, 3837626), (10, 1918813), (13, 1476010), (26, 738005), (65, 295202), (67, 286390), (130, 147601), (134, 143195), (335, 57278), (670, 28639), (871, 22030), (1742, 11015), (2203, 8710), (4355, 4406)]