19531008245

素因数分解:

$5^1\times 7^3\times {\mathrm{1123}}^1\times {\mathrm{10141}}^1$

素因数の和:11290

約数の個数: 32

約数和(自身を含む): 27359059200

約数和(自身を除く): 7828050955

約数列:

[1, 5, 7, 35, 49, 245, 343, 1123, 1715, 5615, 7861, 10141, 39305, 50705, 55027, 70987, 275135, 354935, 385189, 496909, 1925945, 2484545, 3478363, 11388343, 17391815, 56941715, 79718401, 398592005, 558028807, 2790144035, 3906201649, 19531008245]

約数ペア:

[(1, 19531008245), (5, 3906201649), (7, 2790144035), (35, 558028807), (49, 398592005), (245, 79718401), (343, 56941715), (1123, 17391815), (1715, 11388343), (5615, 3478363), (7861, 2484545), (10141, 1925945), (39305, 496909), (50705, 385189), (55027, 354935), (70987, 275135)]