20143770254

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1\times {\mathrm{787}}^1$

素因数の和:1361

約数の個数: 64

約数和(自身を含む): 33970793472

約数和(自身を除く): 13827023218

約数列:

[1, 2, 17, 23, 34, 46, 71, 142, 391, 461, 782, 787, 922, 1207, 1574, 1633, 2414, 3266, 7837, 10603, 13379, 15674, 18101, 21206, 26758, 27761, 32731, 36202, 55522, 55877, 65462, 111754, 180251, 307717, 360502, 362807, 556427, 615434, 725614, 752813, 949909, 1112854, 1285171, 1505626, 1899818, 2570342, 6167719, 8344561, 12335438, 12797821, 16689122, 21847907, 25595642, 25759297, 43695814, 51518594, 141857537, 283715074, 437908049, 592463831, 875816098, 1184927662, 10071885127, 20143770254]

約数ペア:

[(1, 20143770254), (2, 10071885127), (17, 1184927662), (23, 875816098), (34, 592463831), (46, 437908049), (71, 283715074), (142, 141857537), (391, 51518594), (461, 43695814), (782, 25759297), (787, 25595642), (922, 21847907), (1207, 16689122), (1574, 12797821), (1633, 12335438), (2414, 8344561), (3266, 6167719), (7837, 2570342), (10603, 1899818), (13379, 1505626), (15674, 1285171), (18101, 1112854), (21206, 949909), (26758, 752813), (27761, 725614), (32731, 615434), (36202, 556427), (55522, 362807), (55877, 360502), (65462, 307717), (111754, 180251)]