2019019985649

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1\times {\mathrm{158551}}^1$

素因数の和:158923

約数の個数: 64

約数和(自身を含む): 3192349388800

約数和(自身を除く): 1173329403151

約数列:

[1, 3, 9, 19, 27, 57, 103, 171, 241, 309, 513, 723, 927, 1957, 2169, 2781, 4579, 5871, 6507, 13737, 17613, 24823, 41211, 52839, 74469, 123633, 158551, 223407, 471637, 475653, 670221, 1414911, 1426959, 3012469, 4244733, 4280877, 9037407, 12734199, 16330753, 27112221, 38210791, 48992259, 81336663, 114632373, 146976777, 310284307, 343897119, 440930331, 726005029, 930852921, 1031691357, 2178015087, 2792558763, 3935711473, 6534045261, 8377676289, 11807134419, 19602135783, 35421403257, 74778517987, 106264209771, 224335553961, 673006661883, 2019019985649]

約数ペア:

[(1, 2019019985649), (3, 673006661883), (9, 224335553961), (19, 106264209771), (27, 74778517987), (57, 35421403257), (103, 19602135783), (171, 11807134419), (241, 8377676289), (309, 6534045261), (513, 3935711473), (723, 2792558763), (927, 2178015087), (1957, 1031691357), (2169, 930852921), (2781, 726005029), (4579, 440930331), (5871, 343897119), (6507, 310284307), (13737, 146976777), (17613, 114632373), (24823, 81336663), (41211, 48992259), (52839, 38210791), (74469, 27112221), (123633, 16330753), (158551, 12734199), (223407, 9037407), (471637, 4280877), (475653, 4244733), (670221, 3012469), (1414911, 1426959)]