20318996936

素因数分解:

$2^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{857}}^1\times {\mathrm{5101}}^1$

素因数の和:6054

約数の個数: 64

約数和(自身を含む): 44125361280

約数和(自身を除く): 23806364344

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 83, 166, 332, 581, 664, 857, 1162, 1714, 2324, 3428, 4648, 5101, 5999, 6856, 10202, 11998, 20404, 23996, 35707, 40808, 47992, 71131, 71414, 142262, 142828, 284524, 285656, 423383, 497917, 569048, 846766, 995834, 1693532, 1991668, 2963681, 3387064, 3983336, 4371557, 5927362, 8743114, 11854724, 17486228, 23709448, 30600899, 34972456, 61201798, 122403596, 244807192, 362839231, 725678462, 1451356924, 2539874617, 2902713848, 5079749234, 10159498468, 20318996936]

約数ペア:

[(1, 20318996936), (2, 10159498468), (4, 5079749234), (7, 2902713848), (8, 2539874617), (14, 1451356924), (28, 725678462), (56, 362839231), (83, 244807192), (166, 122403596), (332, 61201798), (581, 34972456), (664, 30600899), (857, 23709448), (1162, 17486228), (1714, 11854724), (2324, 8743114), (3428, 5927362), (4648, 4371557), (5101, 3983336), (5999, 3387064), (6856, 2963681), (10202, 1991668), (11998, 1693532), (20404, 995834), (23996, 846766), (35707, 569048), (40808, 497917), (47992, 423383), (71131, 285656), (71414, 284524), (142262, 142828)]