19056915

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{859}}^1$

素因数の和:916

約数の個数: 48

約数和(自身を含む): 36223200

約数和(自身を除く): 17166285

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 85, 87, 145, 153, 255, 261, 435, 493, 765, 859, 1305, 1479, 2465, 2577, 4295, 4437, 7395, 7731, 12885, 14603, 22185, 24911, 38655, 43809, 73015, 74733, 124555, 131427, 219045, 224199, 373665, 423487, 657135, 1120995, 1270461, 2117435, 3811383, 6352305, 19056915]

約数ペア:

[(1, 19056915), (3, 6352305), (5, 3811383), (9, 2117435), (15, 1270461), (17, 1120995), (29, 657135), (45, 423487), (51, 373665), (85, 224199), (87, 219045), (145, 131427), (153, 124555), (255, 74733), (261, 73015), (435, 43809), (493, 38655), (765, 24911), (859, 22185), (1305, 14603), (1479, 12885), (2465, 7731), (2577, 7395), (4295, 4437)]