20419262

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 34283520

約数和(自身を除く): 13864258

約数列:

[1, 2, 19, 23, 38, 46, 61, 122, 383, 437, 766, 874, 1159, 1403, 2318, 2806, 7277, 8809, 14554, 17618, 23363, 26657, 46726, 53314, 167371, 334742, 443897, 537349, 887794, 1074698, 10209631, 20419262]

約数ペア:

[(1, 20419262), (2, 10209631), (19, 1074698), (23, 887794), (38, 537349), (46, 443897), (61, 334742), (122, 167371), (383, 53314), (437, 46726), (766, 26657), (874, 23363), (1159, 17618), (1403, 14554), (2318, 8809), (2806, 7277)]