19017968

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2411}}^1$

素因数の和:2465

約数の個数: 40

約数和(自身を含む): 40376880

約数和(自身を除く): 21358912

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 68, 116, 136, 232, 272, 464, 493, 986, 1972, 2411, 3944, 4822, 7888, 9644, 19288, 38576, 40987, 69919, 81974, 139838, 163948, 279676, 327896, 559352, 655792, 1118704, 1188623, 2377246, 4754492, 9508984, 19017968]

約数ペア:

[(1, 19017968), (2, 9508984), (4, 4754492), (8, 2377246), (16, 1188623), (17, 1118704), (29, 655792), (34, 559352), (58, 327896), (68, 279676), (116, 163948), (136, 139838), (232, 81974), (272, 69919), (464, 40987), (493, 38576), (986, 19288), (1972, 9644), (2411, 7888), (3944, 4822)]