19648923

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2393}}^1$

素因数の和:2443

約数の個数: 32

約数和(自身を含む): 33094656

約数和(自身を除く): 13445733

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 357, 391, 483, 1173, 2393, 2737, 7179, 8211, 16751, 40681, 50253, 55039, 122043, 165117, 284767, 385273, 854301, 935663, 1155819, 2806989, 6549641, 19648923]

約数ペア:

[(1, 19648923), (3, 6549641), (7, 2806989), (17, 1155819), (21, 935663), (23, 854301), (51, 385273), (69, 284767), (119, 165117), (161, 122043), (357, 55039), (391, 50253), (483, 40681), (1173, 16751), (2393, 8211), (2737, 7179)]