19837264

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:367

約数の個数: 40

約数和(自身を含む): 39673800

約数和(自身を除く): 19836536

約数列:

[1, 2, 4, 8, 16, 53, 106, 149, 157, 212, 298, 314, 424, 596, 628, 848, 1192, 1256, 2384, 2512, 7897, 8321, 15794, 16642, 23393, 31588, 33284, 46786, 63176, 66568, 93572, 126352, 133136, 187144, 374288, 1239829, 2479658, 4959316, 9918632, 19837264]

約数ペア:

[(1, 19837264), (2, 9918632), (4, 4959316), (8, 2479658), (16, 1239829), (53, 374288), (106, 187144), (149, 133136), (157, 126352), (212, 93572), (298, 66568), (314, 63176), (424, 46786), (596, 33284), (628, 31588), (848, 23393), (1192, 16642), (1256, 15794), (2384, 8321), (2512, 7897)]