215681008

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{2311}}^1$

素因数の和:2645

約数の個数: 40

約数和(自身を含む): 441499520

約数和(自身を除く): 225818512

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 307, 614, 1228, 2311, 2456, 4622, 4912, 5833, 9244, 11666, 18488, 23332, 36976, 43909, 46664, 87818, 93328, 175636, 351272, 702544, 709477, 1418954, 2837908, 5675816, 11351632, 13480063, 26960126, 53920252, 107840504, 215681008]

約数ペア:

[(1, 215681008), (2, 107840504), (4, 53920252), (8, 26960126), (16, 13480063), (19, 11351632), (38, 5675816), (76, 2837908), (152, 1418954), (304, 709477), (307, 702544), (614, 351272), (1228, 175636), (2311, 93328), (2456, 87818), (4622, 46664), (4912, 43909), (5833, 36976), (9244, 23332), (11666, 18488)]