19727874

素因数分解:

$2^1\times 3^4\times {\mathrm{47}}^1\times {\mathrm{2591}}^1$

素因数の和:2652

約数の個数: 40

約数和(自身を含む): 45163008

約数和(自身を除く): 25435134

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 81, 94, 141, 162, 282, 423, 846, 1269, 2538, 2591, 3807, 5182, 7614, 7773, 15546, 23319, 46638, 69957, 121777, 139914, 209871, 243554, 365331, 419742, 730662, 1095993, 2191986, 3287979, 6575958, 9863937, 19727874]

約数ペア:

[(1, 19727874), (2, 9863937), (3, 6575958), (6, 3287979), (9, 2191986), (18, 1095993), (27, 730662), (47, 419742), (54, 365331), (81, 243554), (94, 209871), (141, 139914), (162, 121777), (282, 69957), (423, 46638), (846, 23319), (1269, 15546), (2538, 7773), (2591, 7614), (3807, 5182)]