20163741890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2038801}}^1$

素因数の和:2038874

約数の個数: 32

約数和(自身を含む): 38753548416

約数和(自身を除く): 18589806526

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 989, 1978, 4945, 9890, 2038801, 4077602, 10194005, 20388010, 46892423, 87668443, 93784846, 175336886, 234462115, 438342215, 468924230, 876684430, 2016374189, 4032748378, 10081870945, 20163741890]

約数ペア:

[(1, 20163741890), (2, 10081870945), (5, 4032748378), (10, 2016374189), (23, 876684430), (43, 468924230), (46, 438342215), (86, 234462115), (115, 175336886), (215, 93784846), (230, 87668443), (430, 46892423), (989, 20388010), (1978, 10194005), (4945, 4077602), (9890, 2038801)]