19012456

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 36720000

約数和(自身を除く): 17707544

約数列:

[1, 2, 4, 8, 67, 79, 134, 158, 268, 316, 449, 536, 632, 898, 1796, 3592, 5293, 10586, 21172, 30083, 35471, 42344, 60166, 70942, 120332, 141884, 240664, 283768, 2376557, 4753114, 9506228, 19012456]

約数ペア:

[(1, 19012456), (2, 9506228), (4, 4753114), (8, 2376557), (67, 283768), (79, 240664), (134, 141884), (158, 120332), (268, 70942), (316, 60166), (449, 42344), (536, 35471), (632, 30083), (898, 21172), (1796, 10586), (3592, 5293)]