20659430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{641}}^1$

素因数の和:952

約数の個数: 32

約数和(自身を含む): 40769568

約数和(自身を除く): 20110138

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 293, 586, 641, 1282, 1465, 2930, 3205, 3223, 6410, 6446, 7051, 14102, 16115, 32230, 35255, 70510, 187813, 375626, 939065, 1878130, 2065943, 4131886, 10329715, 20659430]

約数ペア:

[(1, 20659430), (2, 10329715), (5, 4131886), (10, 2065943), (11, 1878130), (22, 939065), (55, 375626), (110, 187813), (293, 70510), (586, 35255), (641, 32230), (1282, 16115), (1465, 14102), (2930, 7051), (3205, 6446), (3223, 6410)]