2019172870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1412009}}^1$

素因数の和:1412040

約数の個数: 32

約数和(自身を含む): 4269918240

約数和(自身を除く): 2250745370

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 1412009, 2824018, 7060045, 14120090, 15532099, 18356117, 31064198, 36712234, 77660495, 91780585, 155320990, 183561170, 201917287, 403834574, 1009586435, 2019172870]

約数ペア:

[(1, 2019172870), (2, 1009586435), (5, 403834574), (10, 201917287), (11, 183561170), (13, 155320990), (22, 91780585), (26, 77660495), (55, 36712234), (65, 31064198), (110, 18356117), (130, 15532099), (143, 14120090), (286, 7060045), (715, 2824018), (1430, 1412009)]