20534193

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{227}}^1$

素因数の和:298

約数の個数: 36

約数和(自身を含む): 32781840

約数和(自身を除く): 12247647

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 227, 437, 529, 681, 1311, 1587, 2043, 3933, 4313, 4761, 5221, 10051, 12939, 15663, 30153, 38817, 46989, 90459, 99199, 120083, 297597, 360249, 892791, 1080747, 2281577, 6844731, 20534193]

約数ペア:

[(1, 20534193), (3, 6844731), (9, 2281577), (19, 1080747), (23, 892791), (57, 360249), (69, 297597), (171, 120083), (207, 99199), (227, 90459), (437, 46989), (529, 38817), (681, 30153), (1311, 15663), (1587, 12939), (2043, 10051), (3933, 5221), (4313, 4761)]