18792820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1783}}^1$

素因数の和:1840

約数の個数: 48

約数和(自身を含む): 43158528

約数和(自身を除く): 24365708

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 1783, 2108, 2635, 3566, 5270, 7132, 8915, 10540, 17830, 30311, 35660, 55273, 60622, 110546, 121244, 151555, 221092, 276365, 303110, 552730, 606220, 939641, 1105460, 1879282, 3758564, 4698205, 9396410, 18792820]

約数ペア:

[(1, 18792820), (2, 9396410), (4, 4698205), (5, 3758564), (10, 1879282), (17, 1105460), (20, 939641), (31, 606220), (34, 552730), (62, 303110), (68, 276365), (85, 221092), (124, 151555), (155, 121244), (170, 110546), (310, 60622), (340, 55273), (527, 35660), (620, 30311), (1054, 17830), (1783, 10540), (2108, 8915), (2635, 7132), (3566, 5270)]