28131856

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3191}}^1$

素因数の和:3247

約数の個数: 40

約数和(自身を含む): 59371200

約数和(自身を除く): 31239344

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 58, 76, 116, 152, 232, 304, 464, 551, 1102, 2204, 3191, 4408, 6382, 8816, 12764, 25528, 51056, 60629, 92539, 121258, 185078, 242516, 370156, 485032, 740312, 970064, 1480624, 1758241, 3516482, 7032964, 14065928, 28131856]

約数ペア:

[(1, 28131856), (2, 14065928), (4, 7032964), (8, 3516482), (16, 1758241), (19, 1480624), (29, 970064), (38, 740312), (58, 485032), (76, 370156), (116, 242516), (152, 185078), (232, 121258), (304, 92539), (464, 60629), (551, 51056), (1102, 25528), (2204, 12764), (3191, 8816), (4408, 6382)]