18739391552

素因数分解:

$2^6\times 7^1\times {\mathrm{79}}^1\times {\mathrm{601}}^1\times {\mathrm{881}}^1$

素因数の和:1580

約数の個数: 112

約数和(自身を含む): 43156753920

約数和(自身を除く): 24417362368

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 158, 224, 316, 448, 553, 601, 632, 881, 1106, 1202, 1264, 1762, 2212, 2404, 2528, 3524, 4207, 4424, 4808, 5056, 6167, 7048, 8414, 8848, 9616, 12334, 14096, 16828, 17696, 19232, 24668, 28192, 33656, 35392, 38464, 47479, 49336, 56384, 67312, 69599, 94958, 98672, 134624, 139198, 189916, 197344, 269248, 278396, 332353, 379832, 394688, 487193, 529481, 556792, 664706, 759664, 974386, 1058962, 1113584, 1329412, 1519328, 1948772, 2117924, 2227168, 2658824, 3038656, 3706367, 3897544, 4235848, 4454336, 5317648, 7412734, 7795088, 8471696, 10635296, 14825468, 15590176, 16943392, 21270592, 29650936, 31180352, 33886784, 41828999, 59301872, 83657998, 118603744, 167315996, 237207488, 292802993, 334631992, 585605986, 669263984, 1171211972, 1338527968, 2342423944, 2677055936, 4684847888, 9369695776, 18739391552]

約数ペア:

[(1, 18739391552), (2, 9369695776), (4, 4684847888), (7, 2677055936), (8, 2342423944), (14, 1338527968), (16, 1171211972), (28, 669263984), (32, 585605986), (56, 334631992), (64, 292802993), (79, 237207488), (112, 167315996), (158, 118603744), (224, 83657998), (316, 59301872), (448, 41828999), (553, 33886784), (601, 31180352), (632, 29650936), (881, 21270592), (1106, 16943392), (1202, 15590176), (1264, 14825468), (1762, 10635296), (2212, 8471696), (2404, 7795088), (2528, 7412734), (3524, 5317648), (4207, 4454336), (4424, 4235848), (4808, 3897544), (5056, 3706367), (6167, 3038656), (7048, 2658824), (8414, 2227168), (8848, 2117924), (9616, 1948772), (12334, 1519328), (14096, 1329412), (16828, 1113584), (17696, 1058962), (19232, 974386), (24668, 759664), (28192, 664706), (33656, 556792), (35392, 529481), (38464, 487193), (47479, 394688), (49336, 379832), (56384, 332353), (67312, 278396), (69599, 269248), (94958, 197344), (98672, 189916), (134624, 139198)]