19506214

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:341

約数の個数: 48

約数和(自身を含む): 37403856

約数和(自身を除く): 17897642

約数列:

[1, 2, 7, 13, 14, 26, 49, 61, 91, 98, 122, 182, 251, 427, 502, 637, 793, 854, 1274, 1586, 1757, 2989, 3263, 3514, 5551, 5978, 6526, 11102, 12299, 15311, 22841, 24598, 30622, 38857, 45682, 77714, 107177, 159887, 199043, 214354, 319774, 398086, 750239, 1393301, 1500478, 2786602, 9753107, 19506214]

約数ペア:

[(1, 19506214), (2, 9753107), (7, 2786602), (13, 1500478), (14, 1393301), (26, 750239), (49, 398086), (61, 319774), (91, 214354), (98, 199043), (122, 159887), (182, 107177), (251, 77714), (427, 45682), (502, 38857), (637, 30622), (793, 24598), (854, 22841), (1274, 15311), (1586, 12299), (1757, 11102), (2989, 6526), (3263, 5978), (3514, 5551)]