18207670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{617}}^1$

素因数の和:864

約数の個数: 32

約数和(自身を含む): 35507808

約数和(自身を除く): 17300138

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 227, 454, 617, 1135, 1234, 2270, 2951, 3085, 5902, 6170, 8021, 14755, 16042, 29510, 40105, 80210, 140059, 280118, 700295, 1400590, 1820767, 3641534, 9103835, 18207670]

約数ペア:

[(1, 18207670), (2, 9103835), (5, 3641534), (10, 1820767), (13, 1400590), (26, 700295), (65, 280118), (130, 140059), (227, 80210), (454, 40105), (617, 29510), (1135, 16042), (1234, 14755), (2270, 8021), (2951, 6170), (3085, 5902)]