20020494

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1151}}^1$

素因数の和:1392

約数の個数: 32

約数和(自身を含む): 43352064

約数和(自身を除く): 23331570

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 223, 446, 669, 1151, 1338, 2302, 2899, 3453, 5798, 6906, 8697, 14963, 17394, 29926, 44889, 89778, 256673, 513346, 770019, 1540038, 3336749, 6673498, 10010247, 20020494]

約数ペア:

[(1, 20020494), (2, 10010247), (3, 6673498), (6, 3336749), (13, 1540038), (26, 770019), (39, 513346), (78, 256673), (223, 89778), (446, 44889), (669, 29926), (1151, 17394), (1338, 14963), (2302, 8697), (2899, 6906), (3453, 5798)]