39861848

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20173}}^1$

素因数の和:20211

約数の個数: 32

約数和(自身を含む): 84730800

約数和(自身を除く): 44868952

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 20173, 40346, 80692, 161384, 262249, 383287, 524498, 766574, 1048996, 1533148, 2097992, 3066296, 4982731, 9965462, 19930924, 39861848]

約数ペア:

[(1, 39861848), (2, 19930924), (4, 9965462), (8, 4982731), (13, 3066296), (19, 2097992), (26, 1533148), (38, 1048996), (52, 766574), (76, 524498), (104, 383287), (152, 262249), (247, 161384), (494, 80692), (988, 40346), (1976, 20173)]