19026755

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 26265600

約数和(自身を除く): 7238845

約数列:

[1, 5, 11, 29, 55, 79, 145, 151, 319, 395, 755, 869, 1595, 1661, 2291, 4345, 4379, 8305, 11455, 11929, 21895, 25201, 48169, 59645, 126005, 131219, 240845, 345941, 656095, 1729705, 3805351, 19026755]

約数ペア:

[(1, 19026755), (5, 3805351), (11, 1729705), (29, 656095), (55, 345941), (79, 240845), (145, 131219), (151, 126005), (319, 59645), (395, 48169), (755, 25201), (869, 21895), (1595, 11929), (1661, 11455), (2291, 8305), (4345, 4379)]