18216874

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{743}}^1$

素因数の和:822

約数の個数: 32

約数和(自身を含む): 31497984

約数和(自身を除く): 13281110

約数列:

[1, 2, 13, 23, 26, 41, 46, 82, 299, 533, 598, 743, 943, 1066, 1486, 1886, 9659, 12259, 17089, 19318, 24518, 30463, 34178, 60926, 222157, 396019, 444314, 700649, 792038, 1401298, 9108437, 18216874]

約数ペア:

[(1, 18216874), (2, 9108437), (13, 1401298), (23, 792038), (26, 700649), (41, 444314), (46, 396019), (82, 222157), (299, 60926), (533, 34178), (598, 30463), (743, 24518), (943, 19318), (1066, 17089), (1486, 12259), (1886, 9659)]