20169989406

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2389243}}^1$

素因数の和:2389325

約数の個数: 48

約数和(自身を含む): 50690200704

約数和(自身を除く): 30520211298

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 67, 126, 134, 201, 402, 469, 603, 938, 1206, 1407, 2814, 4221, 8442, 2389243, 4778486, 7167729, 14335458, 16724701, 21503187, 33449402, 43006374, 50174103, 100348206, 150522309, 160079281, 301044618, 320158562, 480237843, 960475686, 1120554967, 1440713529, 2241109934, 2881427058, 3361664901, 6723329802, 10084994703, 20169989406]

約数ペア:

[(1, 20169989406), (2, 10084994703), (3, 6723329802), (6, 3361664901), (7, 2881427058), (9, 2241109934), (14, 1440713529), (18, 1120554967), (21, 960475686), (42, 480237843), (63, 320158562), (67, 301044618), (126, 160079281), (134, 150522309), (201, 100348206), (402, 50174103), (469, 43006374), (603, 33449402), (938, 21503187), (1206, 16724701), (1407, 14335458), (2814, 7167729), (4221, 4778486), (8442, 2389243)]