19745085

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2389}}^1$

素因数の和:2445

約数の個数: 32

約数和(自身を含む): 34416000

約数和(自身を除く): 14670915

約数列:

[1, 3, 5, 15, 19, 29, 57, 87, 95, 145, 285, 435, 551, 1653, 2389, 2755, 7167, 8265, 11945, 35835, 45391, 69281, 136173, 207843, 226955, 346405, 680865, 1039215, 1316339, 3949017, 6581695, 19745085]

約数ペア:

[(1, 19745085), (3, 6581695), (5, 3949017), (15, 1316339), (19, 1039215), (29, 680865), (57, 346405), (87, 226955), (95, 207843), (145, 136173), (285, 69281), (435, 45391), (551, 35835), (1653, 11945), (2389, 8265), (2755, 7167)]