19227494

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 64

約数和(自身を含む): 36771840

約数和(自身を除く): 17544346

約数列:

[1, 2, 11, 13, 22, 23, 26, 37, 46, 74, 79, 143, 158, 253, 286, 299, 407, 481, 506, 598, 814, 851, 869, 962, 1027, 1702, 1738, 1817, 2054, 2923, 3289, 3634, 5291, 5846, 6578, 9361, 10582, 11063, 11297, 18722, 19987, 22126, 22594, 23621, 32153, 37999, 39974, 47242, 64306, 67229, 75998, 121693, 134458, 243386, 259831, 417989, 519662, 739519, 835978, 873977, 1479038, 1747954, 9613747, 19227494]

約数ペア:

[(1, 19227494), (2, 9613747), (11, 1747954), (13, 1479038), (22, 873977), (23, 835978), (26, 739519), (37, 519662), (46, 417989), (74, 259831), (79, 243386), (143, 134458), (158, 121693), (253, 75998), (286, 67229), (299, 64306), (407, 47242), (481, 39974), (506, 37999), (598, 32153), (814, 23621), (851, 22594), (869, 22126), (962, 19987), (1027, 18722), (1702, 11297), (1738, 11063), (1817, 10582), (2054, 9361), (2923, 6578), (3289, 5846), (3634, 5291)]