20138885763

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1531}}^1\times {\mathrm{2659}}^1$

素因数の和:4307

約数の個数: 32

約数和(自身を含む): 28754046720

約数和(自身を除く): 8615160957

約数列:

[1, 3, 17, 51, 97, 291, 1531, 1649, 2659, 4593, 4947, 7977, 26027, 45203, 78081, 135609, 148507, 257923, 445521, 773769, 2524619, 4070929, 4384691, 7573857, 12212787, 13154073, 69205793, 207617379, 394880113, 1184640339, 6712961921, 20138885763]

約数ペア:

[(1, 20138885763), (3, 6712961921), (17, 1184640339), (51, 394880113), (97, 207617379), (291, 69205793), (1531, 13154073), (1649, 12212787), (2659, 7573857), (4593, 4384691), (4947, 4070929), (7977, 2524619), (26027, 773769), (45203, 445521), (78081, 257923), (135609, 148507)]