978012976

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{630163}}^1$

素因数の和:630268

約数の個数: 20

約数和(自身を含む): 1914438232

約数和(自身を除く): 936425256

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 630163, 1260326, 2520652, 5041304, 10082608, 61125811, 122251622, 244503244, 489006488, 978012976]

約数ペア:

[(1, 978012976), (2, 489006488), (4, 244503244), (8, 122251622), (16, 61125811), (97, 10082608), (194, 5041304), (388, 2520652), (776, 1260326), (1552, 630163)]