18642195

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2897}}^1$

素因数の和:2932

約数の個数: 48

約数和(自身を含む): 37975392

約数和(自身を除く): 19333197

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 1287, 2145, 2897, 6435, 8691, 14485, 26073, 31867, 37661, 43455, 95601, 112983, 130365, 159335, 188305, 286803, 338949, 414271, 478005, 564915, 1242813, 1434015, 1694745, 2071355, 3728439, 6214065, 18642195]

約数ペア:

[(1, 18642195), (3, 6214065), (5, 3728439), (9, 2071355), (11, 1694745), (13, 1434015), (15, 1242813), (33, 564915), (39, 478005), (45, 414271), (55, 338949), (65, 286803), (99, 188305), (117, 159335), (143, 130365), (165, 112983), (195, 95601), (429, 43455), (495, 37661), (585, 31867), (715, 26073), (1287, 14485), (2145, 8691), (2897, 6435)]