18214542

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{233}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 40957488

約数和(自身を除く): 22742946

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 101, 129, 202, 233, 258, 303, 387, 466, 606, 699, 774, 909, 1398, 1818, 2097, 4194, 4343, 8686, 10019, 13029, 20038, 23533, 26058, 30057, 39087, 47066, 60114, 70599, 78174, 90171, 141198, 180342, 211797, 423594, 1011919, 2023838, 3035757, 6071514, 9107271, 18214542]

約数ペア:

[(1, 18214542), (2, 9107271), (3, 6071514), (6, 3035757), (9, 2023838), (18, 1011919), (43, 423594), (86, 211797), (101, 180342), (129, 141198), (202, 90171), (233, 78174), (258, 70599), (303, 60114), (387, 47066), (466, 39087), (606, 30057), (699, 26058), (774, 23533), (909, 20038), (1398, 13029), (1818, 10019), (2097, 8686), (4194, 4343)]