20176455

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{967}}^1$

素因数の和:1095

約数の個数: 32

約数和(自身を含む): 35126784

約数和(自身を除く): 14950329

約数列:

[1, 3, 5, 13, 15, 39, 65, 107, 195, 321, 535, 967, 1391, 1605, 2901, 4173, 4835, 6955, 12571, 14505, 20865, 37713, 62855, 103469, 188565, 310407, 517345, 1345097, 1552035, 4035291, 6725485, 20176455]

約数ペア:

[(1, 20176455), (3, 6725485), (5, 4035291), (13, 1552035), (15, 1345097), (39, 517345), (65, 310407), (107, 188565), (195, 103469), (321, 62855), (535, 37713), (967, 20865), (1391, 14505), (1605, 12571), (2901, 6955), (4173, 4835)]