19047956

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 38828160

約数和(自身を除く): 19780204

約数列:

[1, 2, 4, 17, 19, 23, 34, 38, 46, 68, 76, 92, 323, 391, 437, 641, 646, 782, 874, 1282, 1292, 1564, 1748, 2564, 7429, 10897, 12179, 14743, 14858, 21794, 24358, 29486, 29716, 43588, 48716, 58972, 207043, 250631, 280117, 414086, 501262, 560234, 828172, 1002524, 1120468, 4761989, 9523978, 19047956]

約数ペア:

[(1, 19047956), (2, 9523978), (4, 4761989), (17, 1120468), (19, 1002524), (23, 828172), (34, 560234), (38, 501262), (46, 414086), (68, 280117), (76, 250631), (92, 207043), (323, 58972), (391, 48716), (437, 43588), (641, 29716), (646, 29486), (782, 24358), (874, 21794), (1282, 14858), (1292, 14743), (1564, 12179), (1748, 10897), (2564, 7429)]