19756492

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{13313}}^1$

素因数の和:13377

約数の個数: 24

約数和(自身を含む): 40261536

約数和(自身を除く): 20505044

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 13313, 26626, 53252, 93191, 186382, 372764, 705589, 1411178, 2822356, 4939123, 9878246, 19756492]

約数ペア:

[(1, 19756492), (2, 9878246), (4, 4939123), (7, 2822356), (14, 1411178), (28, 705589), (53, 372764), (106, 186382), (212, 93191), (371, 53252), (742, 26626), (1484, 13313)]