28445888

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:337

約数の個数: 56

約数和(自身を含む): 60198000

約数和(自身を除く): 31752112

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 149, 152, 157, 298, 304, 314, 596, 608, 628, 1192, 1216, 1256, 2384, 2512, 2831, 2983, 4768, 5024, 5662, 5966, 9536, 10048, 11324, 11932, 22648, 23393, 23864, 45296, 46786, 47728, 90592, 93572, 95456, 181184, 187144, 190912, 374288, 444467, 748576, 888934, 1497152, 1777868, 3555736, 7111472, 14222944, 28445888]

約数ペア:

[(1, 28445888), (2, 14222944), (4, 7111472), (8, 3555736), (16, 1777868), (19, 1497152), (32, 888934), (38, 748576), (64, 444467), (76, 374288), (149, 190912), (152, 187144), (157, 181184), (298, 95456), (304, 93572), (314, 90592), (596, 47728), (608, 46786), (628, 45296), (1192, 23864), (1216, 23393), (1256, 22648), (2384, 11932), (2512, 11324), (2831, 10048), (2983, 9536), (4768, 5966), (5024, 5662)]