20147921262

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{674701}}^1$

素因数の和:674798

約数の個数: 64

約数和(自身を含む): 51817113600

約数和(自身を除く): 31669192338

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 79, 126, 158, 189, 237, 378, 474, 553, 711, 1106, 1422, 1659, 2133, 3318, 4266, 4977, 9954, 14931, 29862, 674701, 1349402, 2024103, 4048206, 4722907, 6072309, 9445814, 12144618, 14168721, 18216927, 28337442, 36433854, 42506163, 53301379, 85012326, 106602758, 127518489, 159904137, 255036978, 319808274, 373109653, 479712411, 746219306, 959424822, 1119328959, 1439137233, 2238657918, 2878274466, 3357986877, 6715973754, 10073960631, 20147921262]

約数ペア:

[(1, 20147921262), (2, 10073960631), (3, 6715973754), (6, 3357986877), (7, 2878274466), (9, 2238657918), (14, 1439137233), (18, 1119328959), (21, 959424822), (27, 746219306), (42, 479712411), (54, 373109653), (63, 319808274), (79, 255036978), (126, 159904137), (158, 127518489), (189, 106602758), (237, 85012326), (378, 53301379), (474, 42506163), (553, 36433854), (711, 28337442), (1106, 18216927), (1422, 14168721), (1659, 12144618), (2133, 9445814), (3318, 6072309), (4266, 4722907), (4977, 4048206), (9954, 2024103), (14931, 1349402), (29862, 674701)]