389702012

素因数分解:

$2^2\times 7^1\times {\mathrm{761}}^1\times {\mathrm{18289}}^1$

素因数の和:19061

約数の個数: 24

約数和(自身を含む): 780470880

約数和(自身を除く): 390768868

約数列:

[1, 2, 4, 7, 14, 28, 761, 1522, 3044, 5327, 10654, 18289, 21308, 36578, 73156, 128023, 256046, 512092, 13917929, 27835858, 55671716, 97425503, 194851006, 389702012]

約数ペア:

[(1, 389702012), (2, 194851006), (4, 97425503), (7, 55671716), (14, 27835858), (28, 13917929), (761, 512092), (1522, 256046), (3044, 128023), (5327, 73156), (10654, 36578), (18289, 21308)]