18973130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1259}}^1$

素因数の和:1414

約数の個数: 32

約数和(自身を含む): 37558080

約数和(自身を除く): 18584950

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 137, 274, 685, 1259, 1370, 1507, 2518, 3014, 6295, 7535, 12590, 13849, 15070, 27698, 69245, 138490, 172483, 344966, 862415, 1724830, 1897313, 3794626, 9486565, 18973130]

約数ペア:

[(1, 18973130), (2, 9486565), (5, 3794626), (10, 1897313), (11, 1724830), (22, 862415), (55, 344966), (110, 172483), (137, 138490), (274, 69245), (685, 27698), (1259, 15070), (1370, 13849), (1507, 12590), (2518, 7535), (3014, 6295)]