18349648

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:379

約数の個数: 40

約数和(自身を含む): 36828000

約数和(自身を除く): 18478352

約数列:

[1, 2, 4, 8, 16, 43, 86, 149, 172, 179, 298, 344, 358, 596, 688, 716, 1192, 1432, 2384, 2864, 6407, 7697, 12814, 15394, 25628, 26671, 30788, 51256, 53342, 61576, 102512, 106684, 123152, 213368, 426736, 1146853, 2293706, 4587412, 9174824, 18349648]

約数ペア:

[(1, 18349648), (2, 9174824), (4, 4587412), (8, 2293706), (16, 1146853), (43, 426736), (86, 213368), (149, 123152), (172, 106684), (179, 102512), (298, 61576), (344, 53342), (358, 51256), (596, 30788), (688, 26671), (716, 25628), (1192, 15394), (1432, 12814), (2384, 7697), (2864, 6407)]