17920028

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{761}}^1$

素因数の和:830

約数の個数: 36

約数和(自身を含む): 37167312

約数和(自身を除く): 19247284

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 761, 812, 841, 1522, 1682, 3044, 3364, 5327, 5887, 10654, 11774, 21308, 22069, 23548, 44138, 88276, 154483, 308966, 617932, 640001, 1280002, 2560004, 4480007, 8960014, 17920028]

約数ペア:

[(1, 17920028), (2, 8960014), (4, 4480007), (7, 2560004), (14, 1280002), (28, 640001), (29, 617932), (58, 308966), (116, 154483), (203, 88276), (406, 44138), (761, 23548), (812, 22069), (841, 21308), (1522, 11774), (1682, 10654), (3044, 5887), (3364, 5327)]