20746426

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:498

約数の個数: 32

約数和(自身を含む): 34817040

約数和(自身を除く): 14070614

約数列:

[1, 2, 17, 29, 34, 53, 58, 106, 397, 493, 794, 901, 986, 1537, 1802, 3074, 6749, 11513, 13498, 21041, 23026, 26129, 42082, 52258, 195721, 357697, 391442, 610189, 715394, 1220378, 10373213, 20746426]

約数ペア:

[(1, 20746426), (2, 10373213), (17, 1220378), (29, 715394), (34, 610189), (53, 391442), (58, 357697), (106, 195721), (397, 52258), (493, 42082), (794, 26129), (901, 23026), (986, 21041), (1537, 13498), (1802, 11513), (3074, 6749)]