20161786872

素因数分解:

$2^3\times 3^1\times {\mathrm{163}}^1\times {\mathrm{5153831}}^1$

素因数の和:5154003

約数の個数: 32

約数和(自身を含む): 50713706880

約数和(自身を除く): 30551920008

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 163, 326, 489, 652, 978, 1304, 1956, 3912, 5153831, 10307662, 15461493, 20615324, 30922986, 41230648, 61845972, 123691944, 840074453, 1680148906, 2520223359, 3360297812, 5040446718, 6720595624, 10080893436, 20161786872]

約数ペア:

[(1, 20161786872), (2, 10080893436), (3, 6720595624), (4, 5040446718), (6, 3360297812), (8, 2520223359), (12, 1680148906), (24, 840074453), (163, 123691944), (326, 61845972), (489, 41230648), (652, 30922986), (978, 20615324), (1304, 15461493), (1956, 10307662), (3912, 5153831)]