20229548912

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{353}}^1\times {\mathrm{87359}}^1$

素因数の和:87761

約数の個数: 40

約数和(自身を含む): 40264922880

約数和(自身を除く): 20035373968

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 353, 656, 706, 1412, 2824, 5648, 14473, 28946, 57892, 87359, 115784, 174718, 231568, 349436, 698872, 1397744, 3581719, 7163438, 14326876, 28653752, 30837727, 57307504, 61675454, 123350908, 246701816, 493403632, 1264346807, 2528693614, 5057387228, 10114774456, 20229548912]

約数ペア:

[(1, 20229548912), (2, 10114774456), (4, 5057387228), (8, 2528693614), (16, 1264346807), (41, 493403632), (82, 246701816), (164, 123350908), (328, 61675454), (353, 57307504), (656, 30837727), (706, 28653752), (1412, 14326876), (2824, 7163438), (5648, 3581719), (14473, 1397744), (28946, 698872), (57892, 349436), (87359, 231568), (115784, 174718)]