19817392

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2999}}^1$

素因数の和:3073

約数の個数: 40

約数和(自身を含む): 44640000

約数和(自身を除く): 24822608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 112, 118, 236, 413, 472, 826, 944, 1652, 2999, 3304, 5998, 6608, 11996, 20993, 23992, 41986, 47984, 83972, 167944, 176941, 335888, 353882, 707764, 1238587, 1415528, 2477174, 2831056, 4954348, 9908696, 19817392]

約数ペア:

[(1, 19817392), (2, 9908696), (4, 4954348), (7, 2831056), (8, 2477174), (14, 1415528), (16, 1238587), (28, 707764), (56, 353882), (59, 335888), (112, 176941), (118, 167944), (236, 83972), (413, 47984), (472, 41986), (826, 23992), (944, 20993), (1652, 11996), (2999, 6608), (3304, 5998)]