20180826

素因数分解:

$2^1\times 3^4\times {\mathrm{347}}^1\times {\mathrm{359}}^1$

素因数の和:720

約数の個数: 40

約数和(自身を含む): 45476640

約数和(自身を除く): 25295814

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 347, 359, 694, 718, 1041, 1077, 2082, 2154, 3123, 3231, 6246, 6462, 9369, 9693, 18738, 19386, 28107, 29079, 56214, 58158, 124573, 249146, 373719, 747438, 1121157, 2242314, 3363471, 6726942, 10090413, 20180826]

約数ペア:

[(1, 20180826), (2, 10090413), (3, 6726942), (6, 3363471), (9, 2242314), (18, 1121157), (27, 747438), (54, 373719), (81, 249146), (162, 124573), (347, 58158), (359, 56214), (694, 29079), (718, 28107), (1041, 19386), (1077, 18738), (2082, 9693), (2154, 9369), (3123, 6462), (3231, 6246)]