20188754061

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4430273}}^1$

素因数の和:4430321

約数の個数: 24

約数和(自身を含む): 32323279104

約数和(自身を除く): 12134525043

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 651, 1519, 4557, 4430273, 13290819, 31011911, 93035733, 137338463, 217083377, 412015389, 651250131, 961369241, 2884107723, 6729584687, 20188754061]

約数ペア:

[(1, 20188754061), (3, 6729584687), (7, 2884107723), (21, 961369241), (31, 651250131), (49, 412015389), (93, 217083377), (147, 137338463), (217, 93035733), (651, 31011911), (1519, 13290819), (4557, 4430273)]