66004328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{33403}}^1$

素因数の和:33441

約数の個数: 32

約数和(自身を含む): 140296800

約数和(自身を除く): 74292472

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 33403, 66806, 133612, 267224, 434239, 634657, 868478, 1269314, 1736956, 2538628, 3473912, 5077256, 8250541, 16501082, 33002164, 66004328]

約数ペア:

[(1, 66004328), (2, 33002164), (4, 16501082), (8, 8250541), (13, 5077256), (19, 3473912), (26, 2538628), (38, 1736956), (52, 1269314), (76, 868478), (104, 634657), (152, 434239), (247, 267224), (494, 133612), (988, 66806), (1976, 33403)]