18587144

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{709}}^1$

素因数の和:857

約数の個数: 32

約数和(自身を含む): 36423000

約数和(自身を除く): 17835856

約数列:

[1, 2, 4, 8, 29, 58, 113, 116, 226, 232, 452, 709, 904, 1418, 2836, 3277, 5672, 6554, 13108, 20561, 26216, 41122, 80117, 82244, 160234, 164488, 320468, 640936, 2323393, 4646786, 9293572, 18587144]

約数ペア:

[(1, 18587144), (2, 9293572), (4, 4646786), (8, 2323393), (29, 640936), (58, 320468), (113, 164488), (116, 160234), (226, 82244), (232, 80117), (452, 41122), (709, 26216), (904, 20561), (1418, 13108), (2836, 6554), (3277, 5672)]