19825366

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 35622720

約数和(自身を除く): 15797354

約数列:

[1, 2, 11, 17, 22, 34, 61, 79, 121, 122, 158, 187, 242, 374, 671, 869, 1037, 1342, 1343, 1738, 2057, 2074, 2686, 4114, 4819, 7381, 9559, 9638, 11407, 14762, 14773, 19118, 22814, 29546, 53009, 81923, 106018, 125477, 162503, 163846, 250954, 325006, 583099, 901153, 1166198, 1802306, 9912683, 19825366]

約数ペア:

[(1, 19825366), (2, 9912683), (11, 1802306), (17, 1166198), (22, 901153), (34, 583099), (61, 325006), (79, 250954), (121, 163846), (122, 162503), (158, 125477), (187, 106018), (242, 81923), (374, 53009), (671, 29546), (869, 22814), (1037, 19118), (1342, 14773), (1343, 14762), (1738, 11407), (2057, 9638), (2074, 9559), (2686, 7381), (4114, 4819)]