20587284

素因数分解:

$2^2\times 3^4\times {\mathrm{63541}}^1$

素因数の和:63557

約数の個数: 30

約数和(自身を含む): 53820074

約数和(自身を除く): 33232790

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 63541, 127082, 190623, 254164, 381246, 571869, 762492, 1143738, 1715607, 2287476, 3431214, 5146821, 6862428, 10293642, 20587284]

約数ペア:

[(1, 20587284), (2, 10293642), (3, 6862428), (4, 5146821), (6, 3431214), (9, 2287476), (12, 1715607), (18, 1143738), (27, 762492), (36, 571869), (54, 381246), (81, 254164), (108, 190623), (162, 127082), (324, 63541)]