20341638

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{10181}}^1$

素因数の和:10229

約数の個数: 32

約数和(自身を含む): 46429920

約数和(自身を除く): 26088282

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998, 10181, 20362, 30543, 61086, 91629, 183258, 274887, 376697, 549774, 753394, 1130091, 2260182, 3390273, 6780546, 10170819, 20341638]

約数ペア:

[(1, 20341638), (2, 10170819), (3, 6780546), (6, 3390273), (9, 2260182), (18, 1130091), (27, 753394), (37, 549774), (54, 376697), (74, 274887), (111, 183258), (222, 91629), (333, 61086), (666, 30543), (999, 20362), (1998, 10181)]