19677510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1669}}^1$

素因数の和:1813

約数の個数: 48

約数和(自身を含む): 51582960

約数和(自身を除く): 31905450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 131, 262, 393, 655, 786, 1179, 1310, 1669, 1965, 2358, 3338, 3930, 5007, 5895, 8345, 10014, 11790, 15021, 16690, 25035, 30042, 50070, 75105, 150210, 218639, 437278, 655917, 1093195, 1311834, 1967751, 2186390, 3279585, 3935502, 6559170, 9838755, 19677510]

約数ペア:

[(1, 19677510), (2, 9838755), (3, 6559170), (5, 3935502), (6, 3279585), (9, 2186390), (10, 1967751), (15, 1311834), (18, 1093195), (30, 655917), (45, 437278), (90, 218639), (131, 150210), (262, 75105), (393, 50070), (655, 30042), (786, 25035), (1179, 16690), (1310, 15021), (1669, 11790), (1965, 10014), (2358, 8345), (3338, 5895), (3930, 5007)]