19344015

素因数分解:

$3^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:116

約数の個数: 64

約数和(自身を含む): 36604800

約数和(自身を除く): 17260785

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 61, 81, 87, 135, 145, 183, 243, 261, 305, 405, 435, 549, 729, 783, 915, 1215, 1305, 1647, 1769, 2187, 2349, 2745, 3645, 3915, 4941, 5307, 7047, 8235, 8845, 10935, 11745, 14823, 15921, 21141, 24705, 26535, 35235, 44469, 47763, 63423, 74115, 79605, 105705, 133407, 143289, 222345, 238815, 317115, 429867, 667035, 716445, 1289601, 2149335, 3868803, 6448005, 19344015]

約数ペア:

[(1, 19344015), (3, 6448005), (5, 3868803), (9, 2149335), (15, 1289601), (27, 716445), (29, 667035), (45, 429867), (61, 317115), (81, 238815), (87, 222345), (135, 143289), (145, 133407), (183, 105705), (243, 79605), (261, 74115), (305, 63423), (405, 47763), (435, 44469), (549, 35235), (729, 26535), (783, 24705), (915, 21141), (1215, 15921), (1305, 14823), (1647, 11745), (1769, 10935), (2187, 8845), (2349, 8235), (2745, 7047), (3645, 5307), (3915, 4941)]