18697756

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3571}}^1$

素因数の和:3610

約数の個数: 48

約数和(自身を含む): 43206912

約数和(自身を除く): 24509156

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 68, 77, 119, 154, 187, 238, 308, 374, 476, 748, 1309, 2618, 3571, 5236, 7142, 14284, 24997, 39281, 49994, 60707, 78562, 99988, 121414, 157124, 242828, 274967, 424949, 549934, 667777, 849898, 1099868, 1335554, 1699796, 2671108, 4674439, 9348878, 18697756]

約数ペア:

[(1, 18697756), (2, 9348878), (4, 4674439), (7, 2671108), (11, 1699796), (14, 1335554), (17, 1099868), (22, 849898), (28, 667777), (34, 549934), (44, 424949), (68, 274967), (77, 242828), (119, 157124), (154, 121414), (187, 99988), (238, 78562), (308, 60707), (374, 49994), (476, 39281), (748, 24997), (1309, 14284), (2618, 7142), (3571, 5236)]