18580995

素因数分解:

$3^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 34306272

約数和(自身を除く): 15725277

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 81, 123, 135, 205, 243, 369, 373, 405, 615, 1107, 1119, 1215, 1845, 1865, 3321, 3357, 5535, 5595, 9963, 10071, 15293, 16605, 16785, 30213, 45879, 49815, 50355, 76465, 90639, 137637, 151065, 229395, 412911, 453195, 688185, 1238733, 2064555, 3716199, 6193665, 18580995]

約数ペア:

[(1, 18580995), (3, 6193665), (5, 3716199), (9, 2064555), (15, 1238733), (27, 688185), (41, 453195), (45, 412911), (81, 229395), (123, 151065), (135, 137637), (205, 90639), (243, 76465), (369, 50355), (373, 49815), (405, 45879), (615, 30213), (1107, 16785), (1119, 16605), (1215, 15293), (1845, 10071), (1865, 9963), (3321, 5595), (3357, 5535)]