201722446

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{20809}}^1$

素因数の和:20979

約数の個数: 16

約数和(自身を含む): 313148880

約数和(自身を除く): 111426434

約数列:

[1, 2, 37, 74, 131, 262, 4847, 9694, 20809, 41618, 769933, 1539866, 2725979, 5451958, 100861223, 201722446]

約数ペア:

[(1, 201722446), (2, 100861223), (37, 5451958), (74, 2725979), (131, 1539866), (262, 769933), (4847, 41618), (9694, 20809)]