20196556938

素因数分解:

$2^1\times 3^2\times {\mathrm{149}}^1\times {\mathrm{499}}^1\times {\mathrm{15091}}^1$

素因数の和:15747

約数の個数: 48

約数和(自身を含む): 44144100000

約数和(自身を除く): 23947543062

約数列:

[1, 2, 3, 6, 9, 18, 149, 298, 447, 499, 894, 998, 1341, 1497, 2682, 2994, 4491, 8982, 15091, 30182, 45273, 74351, 90546, 135819, 148702, 223053, 271638, 446106, 669159, 1338318, 2248559, 4497118, 6745677, 7530409, 13491354, 15060818, 20237031, 22591227, 40474062, 45182454, 67773681, 135547362, 1122030941, 2244061882, 3366092823, 6732185646, 10098278469, 20196556938]

約数ペア:

[(1, 20196556938), (2, 10098278469), (3, 6732185646), (6, 3366092823), (9, 2244061882), (18, 1122030941), (149, 135547362), (298, 67773681), (447, 45182454), (499, 40474062), (894, 22591227), (998, 20237031), (1341, 15060818), (1497, 13491354), (2682, 7530409), (2994, 6745677), (4491, 4497118), (8982, 2248559), (15091, 1338318), (30182, 669159), (45273, 446106), (74351, 271638), (90546, 223053), (135819, 148702)]