12718449919

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{811}}^1\times {\mathrm{1933}}^1$

素因数の和:2831

約数の個数: 32

約数和(自身を含む): 15578447360

約数和(自身を除く): 2859997441

約数列:

[1, 7, 19, 61, 133, 427, 811, 1159, 1933, 5677, 8113, 13531, 15409, 36727, 49471, 107863, 117913, 257089, 346297, 825391, 939949, 1567663, 2240347, 6579643, 10973641, 15682429, 29785597, 95627443, 208499179, 669392101, 1816921417, 12718449919]

約数ペア:

[(1, 12718449919), (7, 1816921417), (19, 669392101), (61, 208499179), (133, 95627443), (427, 29785597), (811, 15682429), (1159, 10973641), (1933, 6579643), (5677, 2240347), (8113, 1567663), (13531, 939949), (15409, 825391), (36727, 346297), (49471, 257089), (107863, 117913)]