18760261996

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1\times {\mathrm{45613}}^1$

素因数の和:46058

約数の個数: 48

約数和(自身を含む): 38632503616

約数和(自身を除く): 19872241620

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 397, 518, 794, 1036, 1588, 2779, 5558, 11116, 14689, 29378, 45613, 58756, 91226, 102823, 182452, 205646, 319291, 411292, 638582, 1277164, 1687681, 3375362, 6750724, 11813767, 18108361, 23627534, 36216722, 47255068, 72433444, 126758527, 253517054, 507034108, 670009357, 1340018714, 2680037428, 4690065499, 9380130998, 18760261996]

約数ペア:

[(1, 18760261996), (2, 9380130998), (4, 4690065499), (7, 2680037428), (14, 1340018714), (28, 670009357), (37, 507034108), (74, 253517054), (148, 126758527), (259, 72433444), (397, 47255068), (518, 36216722), (794, 23627534), (1036, 18108361), (1588, 11813767), (2779, 6750724), (5558, 3375362), (11116, 1687681), (14689, 1277164), (29378, 638582), (45613, 411292), (58756, 319291), (91226, 205646), (102823, 182452)]