20151489784

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1311263}}^1$

素因数の和:1311399

約数の個数: 32

約数和(自身を含む): 40360705920

約数和(自身を除く): 20209216136

約数列:

[1, 2, 4, 8, 17, 34, 68, 113, 136, 226, 452, 904, 1921, 3842, 7684, 15368, 1311263, 2622526, 5245052, 10490104, 22291471, 44582942, 89165884, 148172719, 178331768, 296345438, 592690876, 1185381752, 2518936223, 5037872446, 10075744892, 20151489784]

約数ペア:

[(1, 20151489784), (2, 10075744892), (4, 5037872446), (8, 2518936223), (17, 1185381752), (34, 592690876), (68, 296345438), (113, 178331768), (136, 148172719), (226, 89165884), (452, 44582942), (904, 22291471), (1921, 10490104), (3842, 5245052), (7684, 2622526), (15368, 1311263)]