638066632

素因数分解:

$2^3\times 7^2\times {\mathrm{89}}^1\times {\mathrm{18289}}^1$

素因数の和:18398

約数の個数: 48

約数和(自身を含む): 1407415500

約数和(自身を除く): 769348868

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 89, 98, 178, 196, 356, 392, 623, 712, 1246, 2492, 4361, 4984, 8722, 17444, 18289, 34888, 36578, 73156, 128023, 146312, 256046, 512092, 896161, 1024184, 1627721, 1792322, 3255442, 3584644, 6510884, 7169288, 11394047, 13021768, 22788094, 45576188, 79758329, 91152376, 159516658, 319033316, 638066632]

約数ペア:

[(1, 638066632), (2, 319033316), (4, 159516658), (7, 91152376), (8, 79758329), (14, 45576188), (28, 22788094), (49, 13021768), (56, 11394047), (89, 7169288), (98, 6510884), (178, 3584644), (196, 3255442), (356, 1792322), (392, 1627721), (623, 1024184), (712, 896161), (1246, 512092), (2492, 256046), (4361, 146312), (4984, 128023), (8722, 73156), (17444, 36578), (18289, 34888)]