19499279905

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{885727}}^1$

素因数の和:885793

約数の個数: 32

約数和(自身を含む): 29080221696

約数和(自身を除く): 9580941791

約数列:

[1, 5, 7, 17, 35, 37, 85, 119, 185, 259, 595, 629, 1295, 3145, 4403, 22015, 885727, 4428635, 6200089, 15057359, 31000445, 32771899, 75286795, 105401513, 163859495, 229403293, 527007565, 557122283, 1147016465, 2785611415, 3899855981, 19499279905]

約数ペア:

[(1, 19499279905), (5, 3899855981), (7, 2785611415), (17, 1147016465), (35, 557122283), (37, 527007565), (85, 229403293), (119, 163859495), (185, 105401513), (259, 75286795), (595, 32771899), (629, 31000445), (1295, 15057359), (3145, 6200089), (4403, 4428635), (22015, 885727)]