18702935972

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{1051}}^1$

素因数の和:1381

約数の個数: 96

約数和(自身を含む): 39086933760

約数和(自身を除く): 20383997788

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 89, 148, 178, 193, 259, 356, 386, 518, 623, 772, 1036, 1051, 1246, 1351, 2102, 2492, 2702, 3293, 4204, 5404, 6586, 7141, 7357, 13172, 14282, 14714, 17177, 23051, 28564, 29428, 34354, 38887, 46102, 49987, 68708, 77774, 92204, 93539, 99974, 120239, 155548, 187078, 199948, 202843, 240478, 272209, 374156, 405686, 480956, 544418, 635549, 654773, 811372, 1088836, 1271098, 1309546, 1419901, 2542196, 2619092, 2839802, 3460943, 4448843, 5679604, 6921886, 7505191, 8897686, 13843772, 15010382, 17795372, 18053027, 24226601, 30020764, 36106054, 48453202, 52536337, 72212108, 96906404, 105072674, 126371189, 210145348, 252742378, 505484756, 667961999, 1335923998, 2671847996, 4675733993, 9351467986, 18702935972]

約数ペア:

[(1, 18702935972), (2, 9351467986), (4, 4675733993), (7, 2671847996), (14, 1335923998), (28, 667961999), (37, 505484756), (74, 252742378), (89, 210145348), (148, 126371189), (178, 105072674), (193, 96906404), (259, 72212108), (356, 52536337), (386, 48453202), (518, 36106054), (623, 30020764), (772, 24226601), (1036, 18053027), (1051, 17795372), (1246, 15010382), (1351, 13843772), (2102, 8897686), (2492, 7505191), (2702, 6921886), (3293, 5679604), (4204, 4448843), (5404, 3460943), (6586, 2839802), (7141, 2619092), (7357, 2542196), (13172, 1419901), (14282, 1309546), (14714, 1271098), (17177, 1088836), (23051, 811372), (28564, 654773), (29428, 635549), (34354, 544418), (38887, 480956), (46102, 405686), (49987, 374156), (68708, 272209), (77774, 240478), (92204, 202843), (93539, 199948), (99974, 187078), (120239, 155548)]