20189949836

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{42415861}}^1$

素因数の和:42415889

約数の個数: 24

約数和(自身を含む): 42755188896

約数和(自身を除く): 22565239060

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 42415861, 84831722, 169663444, 296911027, 593822054, 721069637, 1187644108, 1442139274, 2884278548, 5047487459, 10094974918, 20189949836]

約数ペア:

[(1, 20189949836), (2, 10094974918), (4, 5047487459), (7, 2884278548), (14, 1442139274), (17, 1187644108), (28, 721069637), (34, 593822054), (68, 296911027), (119, 169663444), (238, 84831722), (476, 42415861)]