19973196

素因数分解:

$2^2\times 3^3\times {\mathrm{173}}^1\times {\mathrm{1069}}^1$

素因数の和:1255

約数の個数: 48

約数和(自身を含む): 52130400

約数和(自身を除く): 32157204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 173, 346, 519, 692, 1038, 1069, 1557, 2076, 2138, 3114, 3207, 4276, 4671, 6228, 6414, 9342, 9621, 12828, 18684, 19242, 28863, 38484, 57726, 115452, 184937, 369874, 554811, 739748, 1109622, 1664433, 2219244, 3328866, 4993299, 6657732, 9986598, 19973196]

約数ペア:

[(1, 19973196), (2, 9986598), (3, 6657732), (4, 4993299), (6, 3328866), (9, 2219244), (12, 1664433), (18, 1109622), (27, 739748), (36, 554811), (54, 369874), (108, 184937), (173, 115452), (346, 57726), (519, 38484), (692, 28863), (1038, 19242), (1069, 18684), (1557, 12828), (2076, 9621), (2138, 9342), (3114, 6414), (3207, 6228), (4276, 4671)]