20151111918

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{293}}^1\times {\mathrm{449}}^1\times {\mathrm{521}}^1$

素因数の和:1282

約数の個数: 96

約数和(自身を含む): 47237450400

約数和(自身を除く): 27086338482

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 293, 294, 449, 521, 586, 879, 898, 1042, 1347, 1563, 1758, 2051, 2694, 3126, 3143, 3647, 4102, 6153, 6286, 7294, 9429, 10941, 12306, 14357, 18858, 21882, 22001, 25529, 28714, 43071, 44002, 51058, 66003, 76587, 86142, 131557, 132006, 152653, 153174, 233929, 263114, 305306, 394671, 457959, 467858, 701787, 789342, 915918, 920899, 1068571, 1403574, 1637503, 1841798, 2137142, 2762697, 3205713, 3275006, 4912509, 5525394, 6411426, 6446293, 7479997, 9825018, 11462521, 12892586, 14959994, 19338879, 22439991, 22925042, 34387563, 38677758, 44879982, 68541197, 68775126, 137082394, 205623591, 411247182, 479788379, 959576758, 1439365137, 2878730274, 3358518653, 6717037306, 10075555959, 20151111918]

約数ペア:

[(1, 20151111918), (2, 10075555959), (3, 6717037306), (6, 3358518653), (7, 2878730274), (14, 1439365137), (21, 959576758), (42, 479788379), (49, 411247182), (98, 205623591), (147, 137082394), (293, 68775126), (294, 68541197), (449, 44879982), (521, 38677758), (586, 34387563), (879, 22925042), (898, 22439991), (1042, 19338879), (1347, 14959994), (1563, 12892586), (1758, 11462521), (2051, 9825018), (2694, 7479997), (3126, 6446293), (3143, 6411426), (3647, 5525394), (4102, 4912509), (6153, 3275006), (6286, 3205713), (7294, 2762697), (9429, 2137142), (10941, 1841798), (12306, 1637503), (14357, 1403574), (18858, 1068571), (21882, 920899), (22001, 915918), (25529, 789342), (28714, 701787), (43071, 467858), (44002, 457959), (51058, 394671), (66003, 305306), (76587, 263114), (86142, 233929), (131557, 153174), (132006, 152653)]