19045570

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 35141040

約数和(自身を除く): 16095470

約数列:

[1, 2, 5, 10, 101, 109, 173, 202, 218, 346, 505, 545, 865, 1010, 1090, 1730, 11009, 17473, 18857, 22018, 34946, 37714, 55045, 87365, 94285, 110090, 174730, 188570, 1904557, 3809114, 9522785, 19045570]

約数ペア:

[(1, 19045570), (2, 9522785), (5, 3809114), (10, 1904557), (101, 188570), (109, 174730), (173, 110090), (202, 94285), (218, 87365), (346, 55045), (505, 37714), (545, 34946), (865, 22018), (1010, 18857), (1090, 17473), (1730, 11009)]