20850764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{751}}^1$

素因数の和:1397

約数の個数: 24

約数和(自身を含む): 39922176

約数和(自身を除く): 19071412

約数列:

[1, 2, 4, 11, 22, 44, 631, 751, 1262, 1502, 2524, 3004, 6941, 8261, 13882, 16522, 27764, 33044, 473881, 947762, 1895524, 5212691, 10425382, 20850764]

約数ペア:

[(1, 20850764), (2, 10425382), (4, 5212691), (11, 1895524), (22, 947762), (44, 473881), (631, 33044), (751, 27764), (1262, 16522), (1502, 13882), (2524, 8261), (3004, 6941)]