18106616

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 39070080

約数和(自身を除く): 20963464

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 67, 74, 83, 88, 134, 148, 166, 268, 296, 332, 407, 536, 664, 737, 814, 913, 1474, 1628, 1826, 2479, 2948, 3071, 3256, 3652, 4958, 5561, 5896, 6142, 7304, 9916, 11122, 12284, 19832, 22244, 24568, 27269, 33781, 44488, 54538, 61171, 67562, 109076, 122342, 135124, 205757, 218152, 244684, 270248, 411514, 489368, 823028, 1646056, 2263327, 4526654, 9053308, 18106616]

約数ペア:

[(1, 18106616), (2, 9053308), (4, 4526654), (8, 2263327), (11, 1646056), (22, 823028), (37, 489368), (44, 411514), (67, 270248), (74, 244684), (83, 218152), (88, 205757), (134, 135124), (148, 122342), (166, 109076), (268, 67562), (296, 61171), (332, 54538), (407, 44488), (536, 33781), (664, 27269), (737, 24568), (814, 22244), (913, 19832), (1474, 12284), (1628, 11122), (1826, 9916), (2479, 7304), (2948, 6142), (3071, 5896), (3256, 5561), (3652, 4958)]