321292016

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{542723}}^1$

素因数の和:542768

約数の個数: 20

約数和(自身を含む): 639328872

約数和(自身を除く): 318036856

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 542723, 1085446, 2170892, 4341784, 8683568, 20080751, 40161502, 80323004, 160646008, 321292016]

約数ペア:

[(1, 321292016), (2, 160646008), (4, 80323004), (8, 40161502), (16, 20080751), (37, 8683568), (74, 4341784), (148, 2170892), (296, 1085446), (592, 542723)]