1903188

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 5143040

約数和(自身を除く): 3239852

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 139, 163, 278, 326, 417, 489, 556, 652, 834, 973, 978, 1141, 1668, 1946, 1956, 2282, 2919, 3423, 3892, 4564, 5838, 6846, 11676, 13692, 22657, 45314, 67971, 90628, 135942, 158599, 271884, 317198, 475797, 634396, 951594, 1903188]

約数ペア:

[(1, 1903188), (2, 951594), (3, 634396), (4, 475797), (6, 317198), (7, 271884), (12, 158599), (14, 135942), (21, 90628), (28, 67971), (42, 45314), (84, 22657), (139, 13692), (163, 11676), (278, 6846), (326, 5838), (417, 4564), (489, 3892), (556, 3423), (652, 2919), (834, 2282), (973, 1956), (978, 1946), (1141, 1668)]