20628448

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{12163}}^1$

素因数の和:12226

約数の個数: 24

約数和(自身を含む): 41381928

約数和(自身を除く): 20753480

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 424, 848, 1696, 12163, 24326, 48652, 97304, 194608, 389216, 644639, 1289278, 2578556, 5157112, 10314224, 20628448]

約数ペア:

[(1, 20628448), (2, 10314224), (4, 5157112), (8, 2578556), (16, 1289278), (32, 644639), (53, 389216), (106, 194608), (212, 97304), (424, 48652), (848, 24326), (1696, 12163)]