31784126

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{521}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 54120960

約数和(自身を除く): 22336834

約数列:

[1, 2, 11, 22, 47, 59, 94, 118, 517, 521, 649, 1034, 1042, 1298, 2773, 5546, 5731, 11462, 24487, 30503, 30739, 48974, 61006, 61478, 269357, 338129, 538714, 676258, 1444733, 2889466, 15892063, 31784126]

約数ペア:

[(1, 31784126), (2, 15892063), (11, 2889466), (22, 1444733), (47, 676258), (59, 538714), (94, 338129), (118, 269357), (517, 61478), (521, 61006), (649, 48974), (1034, 30739), (1042, 30503), (1298, 24487), (2773, 11462), (5546, 5731)]