18644054

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:165

約数の個数: 64

約数和(自身を含む): 35804160

約数和(自身を除く): 17160106

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 47, 73, 94, 143, 146, 209, 247, 286, 418, 494, 517, 611, 803, 893, 949, 1034, 1222, 1387, 1606, 1786, 1898, 2717, 2774, 3431, 5434, 6721, 6862, 9823, 10439, 11609, 13442, 15257, 18031, 19646, 20878, 23218, 30514, 36062, 37741, 44603, 65189, 75482, 89206, 127699, 130378, 198341, 255398, 396682, 490633, 717079, 847457, 981266, 1434158, 1694914, 9322027, 18644054]

約数ペア:

[(1, 18644054), (2, 9322027), (11, 1694914), (13, 1434158), (19, 981266), (22, 847457), (26, 717079), (38, 490633), (47, 396682), (73, 255398), (94, 198341), (143, 130378), (146, 127699), (209, 89206), (247, 75482), (286, 65189), (418, 44603), (494, 37741), (517, 36062), (611, 30514), (803, 23218), (893, 20878), (949, 19646), (1034, 18031), (1222, 15257), (1387, 13442), (1606, 11609), (1786, 10439), (1898, 9823), (2717, 6862), (2774, 6721), (3431, 5434)]