18378633

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2927}}^1$

素因数の和:2973

約数の個数: 32

約数和(自身を含む): 31481856

約数和(自身を除く): 13103223

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 2927, 6279, 8781, 20489, 38051, 61467, 67321, 114153, 201963, 266357, 471247, 799071, 875173, 1413741, 2625519, 6126211, 18378633]

約数ペア:

[(1, 18378633), (3, 6126211), (7, 2625519), (13, 1413741), (21, 875173), (23, 799071), (39, 471247), (69, 266357), (91, 201963), (161, 114153), (273, 67321), (299, 61467), (483, 38051), (897, 20489), (2093, 8781), (2927, 6279)]