19653426

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1787}}^1$

素因数の和:1855

約数の個数: 48

約数和(自身を含む): 46859904

約数和(自身を除く): 27206478

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 47, 78, 94, 117, 141, 234, 282, 423, 611, 846, 1222, 1787, 1833, 3574, 3666, 5361, 5499, 10722, 10998, 16083, 23231, 32166, 46462, 69693, 83989, 139386, 167978, 209079, 251967, 418158, 503934, 755901, 1091857, 1511802, 2183714, 3275571, 6551142, 9826713, 19653426]

約数ペア:

[(1, 19653426), (2, 9826713), (3, 6551142), (6, 3275571), (9, 2183714), (13, 1511802), (18, 1091857), (26, 755901), (39, 503934), (47, 418158), (78, 251967), (94, 209079), (117, 167978), (141, 139386), (234, 83989), (282, 69693), (423, 46462), (611, 32166), (846, 23231), (1222, 16083), (1787, 10998), (1833, 10722), (3574, 5499), (3666, 5361)]