19664688

素因数分解:

$2^4\times 3^1\times {\mathrm{229}}^1\times {\mathrm{1789}}^1$

素因数の和:2029

約数の個数: 40

約数和(自身を含む): 51050800

約数和(自身を除く): 31386112

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 229, 458, 687, 916, 1374, 1789, 1832, 2748, 3578, 3664, 5367, 5496, 7156, 10734, 10992, 14312, 21468, 28624, 42936, 85872, 409681, 819362, 1229043, 1638724, 2458086, 3277448, 4916172, 6554896, 9832344, 19664688]

約数ペア:

[(1, 19664688), (2, 9832344), (3, 6554896), (4, 4916172), (6, 3277448), (8, 2458086), (12, 1638724), (16, 1229043), (24, 819362), (48, 409681), (229, 85872), (458, 42936), (687, 28624), (916, 21468), (1374, 14312), (1789, 10992), (1832, 10734), (2748, 7156), (3578, 5496), (3664, 5367)]