18289504

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:323

約数の個数: 48

約数和(自身を含む): 37739520

約数和(自身を除く): 19450016

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 103, 124, 179, 206, 248, 358, 412, 496, 716, 824, 992, 1432, 1648, 2864, 3193, 3296, 5549, 5728, 6386, 11098, 12772, 18437, 22196, 25544, 36874, 44392, 51088, 73748, 88784, 102176, 147496, 177568, 294992, 571547, 589984, 1143094, 2286188, 4572376, 9144752, 18289504]

約数ペア:

[(1, 18289504), (2, 9144752), (4, 4572376), (8, 2286188), (16, 1143094), (31, 589984), (32, 571547), (62, 294992), (103, 177568), (124, 147496), (179, 102176), (206, 88784), (248, 73748), (358, 51088), (412, 44392), (496, 36874), (716, 25544), (824, 22196), (992, 18437), (1432, 12772), (1648, 11098), (2864, 6386), (3193, 5728), (3296, 5549)]