19445994

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:361

約数の個数: 80

約数和(自身を含む): 48299328

約数和(自身を除く): 28853334

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 27, 34, 46, 51, 54, 69, 81, 102, 138, 153, 162, 207, 306, 307, 391, 414, 459, 614, 621, 782, 918, 921, 1173, 1242, 1377, 1842, 1863, 2346, 2754, 2763, 3519, 3726, 5219, 5526, 7038, 7061, 8289, 10438, 10557, 14122, 15657, 16578, 21114, 21183, 24867, 31314, 31671, 42366, 46971, 49734, 63342, 63549, 93942, 120037, 127098, 140913, 190647, 240074, 281826, 360111, 381294, 422739, 571941, 720222, 845478, 1080333, 1143882, 2160666, 3240999, 6481998, 9722997, 19445994]

約数ペア:

[(1, 19445994), (2, 9722997), (3, 6481998), (6, 3240999), (9, 2160666), (17, 1143882), (18, 1080333), (23, 845478), (27, 720222), (34, 571941), (46, 422739), (51, 381294), (54, 360111), (69, 281826), (81, 240074), (102, 190647), (138, 140913), (153, 127098), (162, 120037), (207, 93942), (306, 63549), (307, 63342), (391, 49734), (414, 46971), (459, 42366), (614, 31671), (621, 31314), (782, 24867), (918, 21183), (921, 21114), (1173, 16578), (1242, 15657), (1377, 14122), (1842, 10557), (1863, 10438), (2346, 8289), (2754, 7061), (2763, 7038), (3519, 5526), (3726, 5219)]