19838664

素因数分解:

$2^3\times 3^2\times {\mathrm{61}}^1\times {\mathrm{4517}}^1$

素因数の和:4590

約数の個数: 48

約数和(自身を含む): 54622620

約数和(自身を除く): 34783956

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 61, 72, 122, 183, 244, 366, 488, 549, 732, 1098, 1464, 2196, 4392, 4517, 9034, 13551, 18068, 27102, 36136, 40653, 54204, 81306, 108408, 162612, 275537, 325224, 551074, 826611, 1102148, 1653222, 2204296, 2479833, 3306444, 4959666, 6612888, 9919332, 19838664]

約数ペア:

[(1, 19838664), (2, 9919332), (3, 6612888), (4, 4959666), (6, 3306444), (8, 2479833), (9, 2204296), (12, 1653222), (18, 1102148), (24, 826611), (36, 551074), (61, 325224), (72, 275537), (122, 162612), (183, 108408), (244, 81306), (366, 54204), (488, 40653), (549, 36136), (732, 27102), (1098, 18068), (1464, 13551), (2196, 9034), (4392, 4517)]