18031338

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{307}}^1$

素因数の和:579

約数の個数: 48

約数和(自身を含む): 42378336

約数和(自身を除く): 24346998

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 251, 307, 502, 614, 753, 921, 1506, 1842, 2259, 2763, 3263, 3991, 4518, 5526, 6526, 7982, 9789, 11973, 19578, 23946, 29367, 35919, 58734, 71838, 77057, 154114, 231171, 462342, 693513, 1001741, 1387026, 2003482, 3005223, 6010446, 9015669, 18031338]

約数ペア:

[(1, 18031338), (2, 9015669), (3, 6010446), (6, 3005223), (9, 2003482), (13, 1387026), (18, 1001741), (26, 693513), (39, 462342), (78, 231171), (117, 154114), (234, 77057), (251, 71838), (307, 58734), (502, 35919), (614, 29367), (753, 23946), (921, 19578), (1506, 11973), (1842, 9789), (2259, 7982), (2763, 6526), (3263, 5526), (3991, 4518)]