20217223

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{457}}^1$

素因数の和:594

約数の個数: 16

約数和(自身を含む): 22621536

約数和(自身を除く): 2404313

約数列:

[1, 13, 41, 83, 457, 533, 1079, 3403, 5941, 18737, 37931, 44239, 243581, 493103, 1555171, 20217223]

約数ペア:

[(1, 20217223), (13, 1555171), (41, 493103), (83, 243581), (457, 44239), (533, 37931), (1079, 18737), (3403, 5941)]