1938252290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1993}}^1\times {\mathrm{7481}}^1$

素因数の和:9494

約数の個数: 32

約数和(自身を含む): 3759615216

約数和(自身を除く): 1821362926

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1993, 3986, 7481, 9965, 14962, 19930, 25909, 37405, 51818, 74810, 97253, 129545, 194506, 259090, 486265, 972530, 14909633, 29819266, 74548165, 149096330, 193825229, 387650458, 969126145, 1938252290]

約数ペア:

[(1, 1938252290), (2, 969126145), (5, 387650458), (10, 193825229), (13, 149096330), (26, 74548165), (65, 29819266), (130, 14909633), (1993, 972530), (3986, 486265), (7481, 259090), (9965, 194506), (14962, 129545), (19930, 97253), (25909, 74810), (37405, 51818)]