20199291028

素因数分解:

$2^2\times 7^1\times {\mathrm{15649}}^1\times {\mathrm{46099}}^1$

素因数の和:61759

約数の個数: 24

約数和(自身を含む): 40402040000

約数和(自身を除く): 20202748972

約数列:

[1, 2, 4, 7, 14, 28, 15649, 31298, 46099, 62596, 92198, 109543, 184396, 219086, 322693, 438172, 645386, 1290772, 721403251, 1442806502, 2885613004, 5049822757, 10099645514, 20199291028]

約数ペア:

[(1, 20199291028), (2, 10099645514), (4, 5049822757), (7, 2885613004), (14, 1442806502), (28, 721403251), (15649, 1290772), (31298, 645386), (46099, 438172), (62596, 322693), (92198, 219086), (109543, 184396)]