2021188004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{142217}}^1$

素因数の和:142268

約数の個数: 48

約数和(自身を含む): 4300672320

約数和(自身を除く): 2279484316

約数列:

[1, 2, 4, 11, 17, 19, 22, 34, 38, 44, 68, 76, 187, 209, 323, 374, 418, 646, 748, 836, 1292, 3553, 7106, 14212, 142217, 284434, 568868, 1564387, 2417689, 2702123, 3128774, 4835378, 5404246, 6257548, 9670756, 10808492, 26594579, 29723353, 45936091, 53189158, 59446706, 91872182, 106378316, 118893412, 183744364, 505297001, 1010594002, 2021188004]

約数ペア:

[(1, 2021188004), (2, 1010594002), (4, 505297001), (11, 183744364), (17, 118893412), (19, 106378316), (22, 91872182), (34, 59446706), (38, 53189158), (44, 45936091), (68, 29723353), (76, 26594579), (187, 10808492), (209, 9670756), (323, 6257548), (374, 5404246), (418, 4835378), (646, 3128774), (748, 2702123), (836, 2417689), (1292, 1564387), (3553, 568868), (7106, 284434), (14212, 142217)]