39942018

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{19991}}^1$

素因数の和:20039

約数の個数: 32

約数和(自身を含む): 91163520

約数和(自身を除く): 51221502

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998, 19991, 39982, 59973, 119946, 179919, 359838, 539757, 739667, 1079514, 1479334, 2219001, 4438002, 6657003, 13314006, 19971009, 39942018]

約数ペア:

[(1, 39942018), (2, 19971009), (3, 13314006), (6, 6657003), (9, 4438002), (18, 2219001), (27, 1479334), (37, 1079514), (54, 739667), (74, 539757), (111, 359838), (222, 179919), (333, 119946), (666, 59973), (999, 39982), (1998, 19991)]