20163340827

素因数分解:

$3^3\times 7^1\times {\mathrm{211}}^1\times {\mathrm{505613}}^1$

素因数の和:505840

約数の個数: 32

約数和(自身を含む): 34300853760

約数和(自身を除く): 14137512933

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 211, 633, 1477, 1899, 4431, 5697, 13293, 39879, 505613, 1516839, 3539291, 4550517, 10617873, 13651551, 31853619, 95560857, 106684343, 320053029, 746790401, 960159087, 2240371203, 2880477261, 6721113609, 20163340827]

約数ペア:

[(1, 20163340827), (3, 6721113609), (7, 2880477261), (9, 2240371203), (21, 960159087), (27, 746790401), (63, 320053029), (189, 106684343), (211, 95560857), (633, 31853619), (1477, 13651551), (1899, 10617873), (4431, 4550517), (5697, 3539291), (13293, 1516839), (39879, 505613)]