20009571106

素因数分解:

$2^1\times 7^3\times {\mathrm{127}}^1\times {\mathrm{241}}^1\times {\mathrm{953}}^1$

素因数の和:1344

約数の個数: 64

約数和(自身を含む): 35461324800

約数和(自身を除く): 15451753694

約数列:

[1, 2, 7, 14, 49, 98, 127, 241, 254, 343, 482, 686, 889, 953, 1687, 1778, 1906, 3374, 6223, 6671, 11809, 12446, 13342, 23618, 30607, 43561, 46697, 61214, 82663, 87122, 93394, 121031, 165326, 214249, 229673, 242062, 326879, 428498, 459346, 653758, 847217, 1499743, 1607711, 1694434, 2999486, 3215422, 5930519, 10498201, 11253977, 11861038, 20996402, 22507954, 29168471, 41513633, 58336942, 78777839, 83027266, 157555678, 204179297, 408358594, 1429255079, 2858510158, 10004785553, 20009571106]

約数ペア:

[(1, 20009571106), (2, 10004785553), (7, 2858510158), (14, 1429255079), (49, 408358594), (98, 204179297), (127, 157555678), (241, 83027266), (254, 78777839), (343, 58336942), (482, 41513633), (686, 29168471), (889, 22507954), (953, 20996402), (1687, 11861038), (1778, 11253977), (1906, 10498201), (3374, 5930519), (6223, 3215422), (6671, 2999486), (11809, 1694434), (12446, 1607711), (13342, 1499743), (23618, 847217), (30607, 653758), (43561, 459346), (46697, 428498), (61214, 326879), (82663, 242062), (87122, 229673), (93394, 214249), (121031, 165326)]