18055016

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:342

約数の個数: 64

約数和(自身を含む): 41472000

約数和(自身を除く): 23416984

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 71, 76, 133, 142, 152, 239, 266, 284, 478, 497, 532, 568, 956, 994, 1064, 1349, 1673, 1912, 1988, 2698, 3346, 3976, 4541, 5396, 6692, 9082, 9443, 10792, 13384, 16969, 18164, 18886, 31787, 33938, 36328, 37772, 63574, 67876, 75544, 118783, 127148, 135752, 237566, 254296, 322411, 475132, 644822, 950264, 1289644, 2256877, 2579288, 4513754, 9027508, 18055016]

約数ペア:

[(1, 18055016), (2, 9027508), (4, 4513754), (7, 2579288), (8, 2256877), (14, 1289644), (19, 950264), (28, 644822), (38, 475132), (56, 322411), (71, 254296), (76, 237566), (133, 135752), (142, 127148), (152, 118783), (239, 75544), (266, 67876), (284, 63574), (478, 37772), (497, 36328), (532, 33938), (568, 31787), (956, 18886), (994, 18164), (1064, 16969), (1349, 13384), (1673, 10792), (1912, 9443), (1988, 9082), (2698, 6692), (3346, 5396), (3976, 4541)]