13188128

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:337

約数の個数: 48

約数和(自身を含む): 27720000

約数和(自身を除く): 14531872

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 109, 152, 199, 218, 304, 398, 436, 608, 796, 872, 1592, 1744, 2071, 3184, 3488, 3781, 4142, 6368, 7562, 8284, 15124, 16568, 21691, 30248, 33136, 43382, 60496, 66272, 86764, 120992, 173528, 347056, 412129, 694112, 824258, 1648516, 3297032, 6594064, 13188128]

約数ペア:

[(1, 13188128), (2, 6594064), (4, 3297032), (8, 1648516), (16, 824258), (19, 694112), (32, 412129), (38, 347056), (76, 173528), (109, 120992), (152, 86764), (199, 66272), (218, 60496), (304, 43382), (398, 33136), (436, 30248), (608, 21691), (796, 16568), (872, 15124), (1592, 8284), (1744, 7562), (2071, 6368), (3184, 4142), (3488, 3781)]