20524015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{7789}}^1$

素因数の和:7842

約数の個数: 16

約数和(自身を含む): 26922240

約数和(自身を除く): 6398225

約数列:

[1, 5, 17, 31, 85, 155, 527, 2635, 7789, 38945, 132413, 241459, 662065, 1207295, 4104803, 20524015]

約数ペア:

[(1, 20524015), (5, 4104803), (17, 1207295), (31, 662065), (85, 241459), (155, 132413), (527, 38945), (2635, 7789)]