19926510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{28879}}^1$

素因数の和:28912

約数の個数: 32

約数和(自身を含む): 49904640

約数和(自身を除く): 29978130

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 28879, 57758, 86637, 144395, 173274, 288790, 433185, 664217, 866370, 1328434, 1992651, 3321085, 3985302, 6642170, 9963255, 19926510]

約数ペア:

[(1, 19926510), (2, 9963255), (3, 6642170), (5, 3985302), (6, 3321085), (10, 1992651), (15, 1328434), (23, 866370), (30, 664217), (46, 433185), (69, 288790), (115, 173274), (138, 144395), (230, 86637), (345, 57758), (690, 28879)]