18804623903

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{619}}^1\times {\mathrm{1321}}^1$

素因数の和:2043

約数の個数: 32

約数和(自身を含む): 21343425600

約数和(自身を除く): 2538801697

約数列:

[1, 13, 29, 61, 377, 619, 793, 1321, 1769, 8047, 17173, 17951, 22997, 37759, 38309, 80581, 233363, 490867, 498017, 817699, 1047553, 1095011, 2336849, 10630087, 14235143, 23713271, 30379037, 49879639, 308272523, 648435307, 1446509531, 18804623903]

約数ペア:

[(1, 18804623903), (13, 1446509531), (29, 648435307), (61, 308272523), (377, 49879639), (619, 30379037), (793, 23713271), (1321, 14235143), (1769, 10630087), (8047, 2336849), (17173, 1095011), (17951, 1047553), (22997, 817699), (37759, 498017), (38309, 490867), (80581, 233363)]