20841930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{631}}^1$

素因数の和:1011

約数の個数: 48

約数和(自身を含む): 54422784

約数和(自身を除く): 33580854

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 367, 631, 734, 1101, 1262, 1835, 1893, 2202, 3155, 3303, 3670, 3786, 5505, 5679, 6310, 6606, 9465, 11010, 11358, 16515, 18930, 28395, 33030, 56790, 231577, 463154, 694731, 1157885, 1389462, 2084193, 2315770, 3473655, 4168386, 6947310, 10420965, 20841930]

約数ペア:

[(1, 20841930), (2, 10420965), (3, 6947310), (5, 4168386), (6, 3473655), (9, 2315770), (10, 2084193), (15, 1389462), (18, 1157885), (30, 694731), (45, 463154), (90, 231577), (367, 56790), (631, 33030), (734, 28395), (1101, 18930), (1262, 16515), (1835, 11358), (1893, 11010), (2202, 9465), (3155, 6606), (3303, 6310), (3670, 5679), (3786, 5505)]