18345285

素因数分解:

$3^6\times 5^1\times 7^1\times {\mathrm{719}}^1$

素因数の和:749

約数の個数: 56

約数和(自身を含む): 37774080

約数和(自身を除く): 19428795

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 567, 719, 729, 945, 1215, 1701, 2157, 2835, 3595, 3645, 5033, 5103, 6471, 8505, 10785, 15099, 19413, 25165, 25515, 32355, 45297, 58239, 75495, 97065, 135891, 174717, 226485, 291195, 407673, 524151, 679455, 873585, 1223019, 2038365, 2620755, 3669057, 6115095, 18345285]

約数ペア:

[(1, 18345285), (3, 6115095), (5, 3669057), (7, 2620755), (9, 2038365), (15, 1223019), (21, 873585), (27, 679455), (35, 524151), (45, 407673), (63, 291195), (81, 226485), (105, 174717), (135, 135891), (189, 97065), (243, 75495), (315, 58239), (405, 45297), (567, 32355), (719, 25515), (729, 25165), (945, 19413), (1215, 15099), (1701, 10785), (2157, 8505), (2835, 6471), (3595, 5103), (3645, 5033)]