19338270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1297}}^1$

素因数の和:1385

約数の個数: 64

約数和(自身を含む): 53830656

約数和(自身を除く): 34492386

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 71, 105, 142, 210, 213, 355, 426, 497, 710, 994, 1065, 1297, 1491, 2130, 2485, 2594, 2982, 3891, 4970, 6485, 7455, 7782, 9079, 12970, 14910, 18158, 19455, 27237, 38910, 45395, 54474, 90790, 92087, 136185, 184174, 272370, 276261, 460435, 552522, 644609, 920870, 1289218, 1381305, 1933827, 2762610, 3223045, 3867654, 6446090, 9669135, 19338270]

約数ペア:

[(1, 19338270), (2, 9669135), (3, 6446090), (5, 3867654), (6, 3223045), (7, 2762610), (10, 1933827), (14, 1381305), (15, 1289218), (21, 920870), (30, 644609), (35, 552522), (42, 460435), (70, 276261), (71, 272370), (105, 184174), (142, 136185), (210, 92087), (213, 90790), (355, 54474), (426, 45395), (497, 38910), (710, 27237), (994, 19455), (1065, 18158), (1297, 14910), (1491, 12970), (2130, 9079), (2485, 7782), (2594, 7455), (2982, 6485), (3891, 4970)]