8681968

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{541}}^1$

素因数の和:625

約数の個数: 40

約数和(自身を含む): 18146160

約数和(自身を除く): 9464192

約数列:

[1, 2, 4, 8, 16, 17, 34, 59, 68, 118, 136, 236, 272, 472, 541, 944, 1003, 1082, 2006, 2164, 4012, 4328, 8024, 8656, 9197, 16048, 18394, 31919, 36788, 63838, 73576, 127676, 147152, 255352, 510704, 542623, 1085246, 2170492, 4340984, 8681968]

約数ペア:

[(1, 8681968), (2, 4340984), (4, 2170492), (8, 1085246), (16, 542623), (17, 510704), (34, 255352), (59, 147152), (68, 127676), (118, 73576), (136, 63838), (236, 36788), (272, 31919), (472, 18394), (541, 16048), (944, 9197), (1003, 8656), (1082, 8024), (2006, 4328), (2164, 4012)]