18450328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4327}}^1$

素因数の和:4387

約数の個数: 32

約数和(自身を含む): 38172960

約数和(自身を除く): 19722632

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 2132, 4264, 4327, 8654, 17308, 34616, 56251, 112502, 177407, 225004, 354814, 450008, 709628, 1419256, 2306291, 4612582, 9225164, 18450328]

約数ペア:

[(1, 18450328), (2, 9225164), (4, 4612582), (8, 2306291), (13, 1419256), (26, 709628), (41, 450008), (52, 354814), (82, 225004), (104, 177407), (164, 112502), (328, 56251), (533, 34616), (1066, 17308), (2132, 8654), (4264, 4327)]