20218558455

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{811}}^1\times {\mathrm{10453}}^1$

素因数の和:11328

約数の個数: 48

約数和(自身を含む): 35754185376

約数和(自身を除く): 15535626921

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 795, 811, 2385, 2433, 4055, 7299, 10453, 12165, 31359, 36495, 42983, 52265, 94077, 128949, 156795, 214915, 386847, 470385, 554009, 644745, 1662027, 1934235, 2770045, 4986081, 8310135, 8477383, 24930405, 25432149, 42386915, 76296447, 127160745, 381482235, 449301299, 1347903897, 2246506495, 4043711691, 6739519485, 20218558455]

約数ペア:

[(1, 20218558455), (3, 6739519485), (5, 4043711691), (9, 2246506495), (15, 1347903897), (45, 449301299), (53, 381482235), (159, 127160745), (265, 76296447), (477, 42386915), (795, 25432149), (811, 24930405), (2385, 8477383), (2433, 8310135), (4055, 4986081), (7299, 2770045), (10453, 1934235), (12165, 1662027), (31359, 644745), (36495, 554009), (42983, 470385), (52265, 386847), (94077, 214915), (128949, 156795)]