19765487924

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{54300791}}^1$

素因数の和:54300815

約数の個数: 24

約数和(自身を含む): 42571820928

約数和(自身を除く): 22806333004

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 54300791, 108601582, 217203164, 380105537, 705910283, 760211074, 1411820566, 1520422148, 2823641132, 4941371981, 9882743962, 19765487924]

約数ペア:

[(1, 19765487924), (2, 9882743962), (4, 4941371981), (7, 2823641132), (13, 1520422148), (14, 1411820566), (26, 760211074), (28, 705910283), (52, 380105537), (91, 217203164), (182, 108601582), (364, 54300791)]