20897058

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38273}}^1$

素因数の和:38298

約数の個数: 32

約数和(自身を含む): 51440256

約数和(自身を除く): 30543198

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 38273, 76546, 114819, 229638, 267911, 497549, 535822, 803733, 995098, 1492647, 1607466, 2985294, 3482843, 6965686, 10448529, 20897058]

約数ペア:

[(1, 20897058), (2, 10448529), (3, 6965686), (6, 3482843), (7, 2985294), (13, 1607466), (14, 1492647), (21, 995098), (26, 803733), (39, 535822), (42, 497549), (78, 267911), (91, 229638), (182, 114819), (273, 76546), (546, 38273)]