20512073463

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2719}}^1\times {\mathrm{15619}}^1$

素因数の和:18371

約数の個数: 32

約数和(自身を含む): 32629555200

約数和(自身を除く): 12117481737

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 2719, 8157, 15619, 19033, 46857, 57099, 62537, 109333, 187611, 327999, 359237, 437759, 1077711, 1313277, 2514659, 7543977, 42468061, 127404183, 297276427, 891829281, 976765403, 2930296209, 6837357821, 20512073463]

約数ペア:

[(1, 20512073463), (3, 6837357821), (7, 2930296209), (21, 976765403), (23, 891829281), (69, 297276427), (161, 127404183), (483, 42468061), (2719, 7543977), (8157, 2514659), (15619, 1313277), (19033, 1077711), (46857, 437759), (57099, 359237), (62537, 327999), (109333, 187611)]