328227416

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{18743}}^1$

素因数の和:18959

約数の個数: 32

約数和(自身を含む): 674784000

約数和(自身を除く): 346556584

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 199, 398, 796, 1592, 2189, 4378, 8756, 17512, 18743, 37486, 74972, 149944, 206173, 412346, 824692, 1649384, 3729857, 7459714, 14919428, 29838856, 41028427, 82056854, 164113708, 328227416]

約数ペア:

[(1, 328227416), (2, 164113708), (4, 82056854), (8, 41028427), (11, 29838856), (22, 14919428), (44, 7459714), (88, 3729857), (199, 1649384), (398, 824692), (796, 412346), (1592, 206173), (2189, 149944), (4378, 74972), (8756, 37486), (17512, 18743)]