20731436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{15199}}^1$

素因数の和:15245

約数の個数: 24

約数和(自身を含む): 40857600

約数和(自身を除く): 20126164

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 15199, 30398, 60796, 167189, 334378, 471169, 668756, 942338, 1884676, 5182859, 10365718, 20731436]

約数ペア:

[(1, 20731436), (2, 10365718), (4, 5182859), (11, 1884676), (22, 942338), (31, 668756), (44, 471169), (62, 334378), (124, 167189), (341, 60796), (682, 30398), (1364, 15199)]