18701028

素因数分解:

$2^2\times 3^2\times {\mathrm{359}}^1\times {\mathrm{1447}}^1$

素因数の和:1816

約数の個数: 36

約数和(自身を含む): 47436480

約数和(自身を除く): 28735452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 359, 718, 1077, 1436, 1447, 2154, 2894, 3231, 4308, 4341, 5788, 6462, 8682, 12924, 13023, 17364, 26046, 52092, 519473, 1038946, 1558419, 2077892, 3116838, 4675257, 6233676, 9350514, 18701028]

約数ペア:

[(1, 18701028), (2, 9350514), (3, 6233676), (4, 4675257), (6, 3116838), (9, 2077892), (12, 1558419), (18, 1038946), (36, 519473), (359, 52092), (718, 26046), (1077, 17364), (1436, 13023), (1447, 12924), (2154, 8682), (2894, 6462), (3231, 5788), (4308, 4341)]