19270965

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 36312192

約数和(自身を除く): 17041227

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 157, 167, 245, 471, 501, 735, 785, 835, 1099, 1169, 2355, 2505, 3297, 3507, 5495, 5845, 7693, 8183, 16485, 17535, 23079, 24549, 26219, 38465, 40915, 78657, 115395, 122745, 131095, 183533, 393285, 550599, 917665, 1284731, 2752995, 3854193, 6423655, 19270965]

約数ペア:

[(1, 19270965), (3, 6423655), (5, 3854193), (7, 2752995), (15, 1284731), (21, 917665), (35, 550599), (49, 393285), (105, 183533), (147, 131095), (157, 122745), (167, 115395), (245, 78657), (471, 40915), (501, 38465), (735, 26219), (785, 24549), (835, 23079), (1099, 17535), (1169, 16485), (2355, 8183), (2505, 7693), (3297, 5845), (3507, 5495)]