2019970232

素因数分解:

$2^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{283}}^1\times {\mathrm{647}}^1$

素因数の和:1140

約数の個数: 64

約数和(自身を含む): 4372600320

約数和(自身を除く): 2352630088

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 197, 283, 394, 566, 647, 788, 1132, 1294, 1379, 1576, 1981, 2264, 2588, 2758, 3962, 4529, 5176, 5516, 7924, 9058, 11032, 15848, 18116, 36232, 55751, 111502, 127459, 183101, 223004, 254918, 366202, 390257, 446008, 509836, 732404, 780514, 892213, 1019672, 1281707, 1464808, 1561028, 1784426, 2563414, 3122056, 3568852, 5126828, 7137704, 10253656, 36070897, 72141794, 144283588, 252496279, 288567176, 504992558, 1009985116, 2019970232]

約数ペア:

[(1, 2019970232), (2, 1009985116), (4, 504992558), (7, 288567176), (8, 252496279), (14, 144283588), (28, 72141794), (56, 36070897), (197, 10253656), (283, 7137704), (394, 5126828), (566, 3568852), (647, 3122056), (788, 2563414), (1132, 1784426), (1294, 1561028), (1379, 1464808), (1576, 1281707), (1981, 1019672), (2264, 892213), (2588, 780514), (2758, 732404), (3962, 509836), (4529, 446008), (5176, 390257), (5516, 366202), (7924, 254918), (9058, 223004), (11032, 183101), (15848, 127459), (18116, 111502), (36232, 55751)]