20163621620

素因数分解:

$2^2\times 5^1\times {\mathrm{683}}^1\times {\mathrm{719}}^1\times {\mathrm{2053}}^1$

素因数の和:3464

約数の個数: 48

約数和(自身を含む): 42485264640

約数和(自身を除く): 22321643020

約数列:

[1, 2, 4, 5, 10, 20, 683, 719, 1366, 1438, 2053, 2732, 2876, 3415, 3595, 4106, 6830, 7190, 8212, 10265, 13660, 14380, 20530, 41060, 491077, 982154, 1402199, 1476107, 1964308, 2455385, 2804398, 2952214, 4910770, 5608796, 5904428, 7010995, 7380535, 9821540, 14021990, 14761070, 28043980, 29522140, 1008181081, 2016362162, 4032724324, 5040905405, 10081810810, 20163621620]

約数ペア:

[(1, 20163621620), (2, 10081810810), (4, 5040905405), (5, 4032724324), (10, 2016362162), (20, 1008181081), (683, 29522140), (719, 28043980), (1366, 14761070), (1438, 14021990), (2053, 9821540), (2732, 7380535), (2876, 7010995), (3415, 5904428), (3595, 5608796), (4106, 4910770), (6830, 2952214), (7190, 2804398), (8212, 2455385), (10265, 1964308), (13660, 1476107), (14380, 1402199), (20530, 982154), (41060, 491077)]