203426990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{120371}}^1$

素因数の和:120404

約数の個数: 24

約数和(自身を含む): 396505368

約数和(自身を除く): 193078378

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 120371, 240742, 601855, 1203710, 1564823, 3129646, 7824115, 15648230, 20342699, 40685398, 101713495, 203426990]

約数ペア:

[(1, 203426990), (2, 101713495), (5, 40685398), (10, 20342699), (13, 15648230), (26, 7824115), (65, 3129646), (130, 1564823), (169, 1203710), (338, 601855), (845, 240742), (1690, 120371)]