20972148

素因数分解:

$2^2\times 3^1\times {\mathrm{271}}^1\times {\mathrm{6449}}^1$

素因数の和:6727

約数の個数: 24

約数和(自身を含む): 49123200

約数和(自身を除く): 28151052

約数列:

[1, 2, 3, 4, 6, 12, 271, 542, 813, 1084, 1626, 3252, 6449, 12898, 19347, 25796, 38694, 77388, 1747679, 3495358, 5243037, 6990716, 10486074, 20972148]

約数ペア:

[(1, 20972148), (2, 10486074), (3, 6990716), (4, 5243037), (6, 3495358), (12, 1747679), (271, 77388), (542, 38694), (813, 25796), (1084, 19347), (1626, 12898), (3252, 6449)]