20194288455

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{267811}}^1$

素因数の和:268287

約数の個数: 32

約数和(自身を含む): 35325474048

約数和(自身を除く): 15131185593

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 457, 1371, 2285, 5027, 6855, 15081, 25135, 75405, 267811, 803433, 1339055, 2945921, 4017165, 8837763, 14729605, 44188815, 122389627, 367168881, 611948135, 1346285897, 1835844405, 4038857691, 6731429485, 20194288455]

約数ペア:

[(1, 20194288455), (3, 6731429485), (5, 4038857691), (11, 1835844405), (15, 1346285897), (33, 611948135), (55, 367168881), (165, 122389627), (457, 44188815), (1371, 14729605), (2285, 8837763), (5027, 4017165), (6855, 2945921), (15081, 1339055), (25135, 803433), (75405, 267811)]