19968230

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{431}}^1$

素因数の和:592

約数の個数: 32

約数和(自身を含む): 37231488

約数和(自身を除く): 17263258

約数列:

[1, 2, 5, 10, 41, 82, 113, 205, 226, 410, 431, 565, 862, 1130, 2155, 4310, 4633, 9266, 17671, 23165, 35342, 46330, 48703, 88355, 97406, 176710, 243515, 487030, 1996823, 3993646, 9984115, 19968230]

約数ペア:

[(1, 19968230), (2, 9984115), (5, 3993646), (10, 1996823), (41, 487030), (82, 243515), (113, 176710), (205, 97406), (226, 88355), (410, 48703), (431, 46330), (565, 35342), (862, 23165), (1130, 17671), (2155, 9266), (4310, 4633)]