19373960

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{6131}}^1$

素因数の和:6221

約数の個数: 32

約数和(自身を含む): 44150400

約数和(自身を除く): 24776440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 6131, 12262, 24524, 30655, 49048, 61310, 122620, 245240, 484349, 968698, 1937396, 2421745, 3874792, 4843490, 9686980, 19373960]

約数ペア:

[(1, 19373960), (2, 9686980), (4, 4843490), (5, 3874792), (8, 2421745), (10, 1937396), (20, 968698), (40, 484349), (79, 245240), (158, 122620), (316, 61310), (395, 49048), (632, 30655), (790, 24524), (1580, 12262), (3160, 6131)]