20112587835

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{3251}}^1$

素因数の和:3524

約数の個数: 64

約数和(自身を含む): 33739213824

約数和(自身を除く): 13626625989

約数列:

[1, 3, 5, 15, 37, 71, 111, 157, 185, 213, 355, 471, 555, 785, 1065, 2355, 2627, 3251, 5809, 7881, 9753, 11147, 13135, 16255, 17427, 29045, 33441, 39405, 48765, 55735, 87135, 120287, 167205, 230821, 360861, 412439, 510407, 601435, 692463, 1154105, 1237317, 1531221, 1804305, 2062195, 2552035, 3462315, 6186585, 7656105, 8540377, 18885059, 25621131, 36238897, 42701885, 56655177, 94425295, 108716691, 128105655, 181194485, 283275885, 543583455, 1340839189, 4022517567, 6704195945, 20112587835]

約数ペア:

[(1, 20112587835), (3, 6704195945), (5, 4022517567), (15, 1340839189), (37, 543583455), (71, 283275885), (111, 181194485), (157, 128105655), (185, 108716691), (213, 94425295), (355, 56655177), (471, 42701885), (555, 36238897), (785, 25621131), (1065, 18885059), (2355, 8540377), (2627, 7656105), (3251, 6186585), (5809, 3462315), (7881, 2552035), (9753, 2062195), (11147, 1804305), (13135, 1531221), (16255, 1237317), (17427, 1154105), (29045, 692463), (33441, 601435), (39405, 510407), (48765, 412439), (55735, 360861), (87135, 230821), (120287, 167205)]