20696554

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1\times {\mathrm{659}}^1$

素因数の和:1085

約数の個数: 16

約数和(自身を含む): 31933440

約数和(自身を除く): 11236886

約数列:

[1, 2, 41, 82, 383, 659, 766, 1318, 15703, 27019, 31406, 54038, 252397, 504794, 10348277, 20696554]

約数ペア:

[(1, 20696554), (2, 10348277), (41, 504794), (82, 252397), (383, 54038), (659, 31406), (766, 27019), (1318, 15703)]