20196666

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2029}}^1$

素因数の和:2123

約数の個数: 48

約数和(自身を含む): 50668800

約数和(自身を除く): 30472134

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 79, 126, 158, 237, 474, 553, 711, 1106, 1422, 1659, 2029, 3318, 4058, 4977, 6087, 9954, 12174, 14203, 18261, 28406, 36522, 42609, 85218, 127827, 160291, 255654, 320582, 480873, 961746, 1122037, 1442619, 2244074, 2885238, 3366111, 6732222, 10098333, 20196666]

約数ペア:

[(1, 20196666), (2, 10098333), (3, 6732222), (6, 3366111), (7, 2885238), (9, 2244074), (14, 1442619), (18, 1122037), (21, 961746), (42, 480873), (63, 320582), (79, 255654), (126, 160291), (158, 127827), (237, 85218), (474, 42609), (553, 36522), (711, 28406), (1106, 18261), (1422, 14203), (1659, 12174), (2029, 9954), (3318, 6087), (4058, 4977)]