20512191558

素因数分解:

$2^1\times 3^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1\times {\mathrm{99401}}^1$

素因数の和:99780

約数の個数: 32

約数和(自身を含む): 41472104832

約数和(自身を除く): 20959913274

約数列:

[1, 2, 3, 6, 163, 211, 326, 422, 489, 633, 978, 1266, 34393, 68786, 99401, 103179, 198802, 206358, 298203, 596406, 16202363, 20973611, 32404726, 41947222, 48607089, 62920833, 97214178, 125841666, 3418698593, 6837397186, 10256095779, 20512191558]

約数ペア:

[(1, 20512191558), (2, 10256095779), (3, 6837397186), (6, 3418698593), (163, 125841666), (211, 97214178), (326, 62920833), (422, 48607089), (489, 41947222), (633, 32404726), (978, 20973611), (1266, 16202363), (34393, 596406), (68786, 298203), (99401, 206358), (103179, 198802)]