20794497405

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1\times {\mathrm{8101}}^1$

素因数の和:8498

約数の個数: 64

約数和(自身を含む): 37184679936

約数和(自身を除く): 16390182531

約数列:

[1, 3, 5, 11, 15, 33, 47, 55, 141, 165, 235, 331, 517, 705, 993, 1551, 1655, 2585, 3641, 4965, 7755, 8101, 10923, 15557, 18205, 24303, 40505, 46671, 54615, 77785, 89111, 121515, 171127, 233355, 267333, 380747, 445555, 513381, 855635, 1142241, 1336665, 1903735, 2566905, 2681431, 4188217, 5711205, 8044293, 12564651, 13407155, 20941085, 29495741, 40221465, 62823255, 88487223, 126027257, 147478705, 378081771, 442436115, 630136285, 1386299827, 1890408855, 4158899481, 6931499135, 20794497405]

約数ペア:

[(1, 20794497405), (3, 6931499135), (5, 4158899481), (11, 1890408855), (15, 1386299827), (33, 630136285), (47, 442436115), (55, 378081771), (141, 147478705), (165, 126027257), (235, 88487223), (331, 62823255), (517, 40221465), (705, 29495741), (993, 20941085), (1551, 13407155), (1655, 12564651), (2585, 8044293), (3641, 5711205), (4965, 4188217), (7755, 2681431), (8101, 2566905), (10923, 1903735), (15557, 1336665), (18205, 1142241), (24303, 855635), (40505, 513381), (46671, 445555), (54615, 380747), (77785, 267333), (89111, 233355), (121515, 171127)]