19659090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1453}}^1$

素因数の和:1515

約数の個数: 64

約数和(自身を含む): 52762752

約数和(自身を除く): 33103662

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 41, 55, 66, 82, 110, 123, 165, 205, 246, 330, 410, 451, 615, 902, 1230, 1353, 1453, 2255, 2706, 2906, 4359, 4510, 6765, 7265, 8718, 13530, 14530, 15983, 21795, 31966, 43590, 47949, 59573, 79915, 95898, 119146, 159830, 178719, 239745, 297865, 357438, 479490, 595730, 655303, 893595, 1310606, 1787190, 1965909, 3276515, 3931818, 6553030, 9829545, 19659090]

約数ペア:

[(1, 19659090), (2, 9829545), (3, 6553030), (5, 3931818), (6, 3276515), (10, 1965909), (11, 1787190), (15, 1310606), (22, 893595), (30, 655303), (33, 595730), (41, 479490), (55, 357438), (66, 297865), (82, 239745), (110, 178719), (123, 159830), (165, 119146), (205, 95898), (246, 79915), (330, 59573), (410, 47949), (451, 43590), (615, 31966), (902, 21795), (1230, 15983), (1353, 14530), (1453, 13530), (2255, 8718), (2706, 7265), (2906, 6765), (4359, 4510)]