20733812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{523}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 42783552

約数和(自身を除く): 22049740

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 53, 68, 106, 187, 212, 374, 523, 583, 748, 901, 1046, 1166, 1802, 2092, 2332, 3604, 5753, 8891, 9911, 11506, 17782, 19822, 23012, 27719, 35564, 39644, 55438, 97801, 110876, 195602, 304909, 391204, 471223, 609818, 942446, 1219636, 1884892, 5183453, 10366906, 20733812]

約数ペア:

[(1, 20733812), (2, 10366906), (4, 5183453), (11, 1884892), (17, 1219636), (22, 942446), (34, 609818), (44, 471223), (53, 391204), (68, 304909), (106, 195602), (187, 110876), (212, 97801), (374, 55438), (523, 39644), (583, 35564), (748, 27719), (901, 23012), (1046, 19822), (1166, 17782), (1802, 11506), (2092, 9911), (2332, 8891), (3604, 5753)]