208516868

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{2347}}^1$

素因数の和:2544

約数の個数: 48

約数和(自身を含む): 441799680

約数和(自身を除く): 233282812

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 167, 266, 334, 532, 668, 1169, 2338, 2347, 3173, 4676, 4694, 6346, 9388, 12692, 16429, 22211, 32858, 44422, 44593, 65716, 88844, 89186, 178372, 312151, 391949, 624302, 783898, 1248604, 1567796, 2743643, 5487286, 7447031, 10974572, 14894062, 29788124, 52129217, 104258434, 208516868]

約数ペア:

[(1, 208516868), (2, 104258434), (4, 52129217), (7, 29788124), (14, 14894062), (19, 10974572), (28, 7447031), (38, 5487286), (76, 2743643), (133, 1567796), (167, 1248604), (266, 783898), (334, 624302), (532, 391949), (668, 312151), (1169, 178372), (2338, 89186), (2347, 88844), (3173, 65716), (4676, 44593), (4694, 44422), (6346, 32858), (9388, 22211), (12692, 16429)]