20051486

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{15739}}^1$

素因数の和:15768

約数の個数: 24

約数和(自身を含む): 37681560

約数和(自身を除く): 17630074

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 15739, 31478, 110173, 204607, 220346, 409214, 771211, 1432249, 1542422, 2864498, 10025743, 20051486]

約数ペア:

[(1, 20051486), (2, 10025743), (7, 2864498), (13, 1542422), (14, 1432249), (26, 771211), (49, 409214), (91, 220346), (98, 204607), (182, 110173), (637, 31478), (1274, 15739)]