181738270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{20443}}^1$

素因数の和:20584

約数の個数: 32

約数和(自身を含む): 376823808

約数和(自身を除く): 195085538

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 127, 254, 635, 889, 1270, 1778, 4445, 8890, 20443, 40886, 102215, 143101, 204430, 286202, 715505, 1431010, 2596261, 5192522, 12981305, 18173827, 25962610, 36347654, 90869135, 181738270]

約数ペア:

[(1, 181738270), (2, 90869135), (5, 36347654), (7, 25962610), (10, 18173827), (14, 12981305), (35, 5192522), (70, 2596261), (127, 1431010), (254, 715505), (635, 286202), (889, 204430), (1270, 143101), (1778, 102215), (4445, 40886), (8890, 20443)]