1219664

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{2459}}^1$

素因数の和:2498

約数の個数: 20

約数和(自身を含む): 2440320

約数和(自身を除く): 1220656

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 2459, 4918, 9836, 19672, 39344, 76229, 152458, 304916, 609832, 1219664]

約数ペア:

[(1, 1219664), (2, 609832), (4, 304916), (8, 152458), (16, 76229), (31, 39344), (62, 19672), (124, 9836), (248, 4918), (496, 2459)]