20123621847

素因数分解:

$3^2\times 7^1\times {\mathrm{13259}}^1\times {\mathrm{24091}}^1$

素因数の和:37363

約数の個数: 24

約数和(自身を含む): 33223831680

約数和(自身を除く): 13100209833

約数列:

[1, 3, 7, 9, 21, 63, 13259, 24091, 39777, 72273, 92813, 119331, 168637, 216819, 278439, 505911, 835317, 1517733, 319422569, 958267707, 2235957983, 2874803121, 6707873949, 20123621847]

約数ペア:

[(1, 20123621847), (3, 6707873949), (7, 2874803121), (9, 2235957983), (21, 958267707), (63, 319422569), (13259, 1517733), (24091, 835317), (39777, 505911), (72273, 278439), (92813, 216819), (119331, 168637)]