208925008

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{6379}}^1$

素因数の和:6499

約数の個数: 40

約数和(自身を含む): 427204800

約数和(自身を除く): 218279792

約数列:

[1, 2, 4, 8, 16, 23, 46, 89, 92, 178, 184, 356, 368, 712, 1424, 2047, 4094, 6379, 8188, 12758, 16376, 25516, 32752, 51032, 102064, 146717, 293434, 567731, 586868, 1135462, 1173736, 2270924, 2347472, 4541848, 9083696, 13057813, 26115626, 52231252, 104462504, 208925008]

約数ペア:

[(1, 208925008), (2, 104462504), (4, 52231252), (8, 26115626), (16, 13057813), (23, 9083696), (46, 4541848), (89, 2347472), (92, 2270924), (178, 1173736), (184, 1135462), (356, 586868), (368, 567731), (712, 293434), (1424, 146717), (2047, 102064), (4094, 51032), (6379, 32752), (8188, 25516), (12758, 16376)]