18369546

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 41803776

約数和(自身を除く): 23434230

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 71, 78, 93, 107, 142, 186, 213, 214, 321, 403, 426, 642, 806, 923, 1209, 1391, 1846, 2201, 2418, 2769, 2782, 3317, 4173, 4402, 5538, 6603, 6634, 7597, 8346, 9951, 13206, 15194, 19902, 22791, 28613, 43121, 45582, 57226, 85839, 86242, 98761, 129363, 171678, 197522, 235507, 258726, 296283, 471014, 592566, 706521, 1413042, 3061591, 6123182, 9184773, 18369546]

約数ペア:

[(1, 18369546), (2, 9184773), (3, 6123182), (6, 3061591), (13, 1413042), (26, 706521), (31, 592566), (39, 471014), (62, 296283), (71, 258726), (78, 235507), (93, 197522), (107, 171678), (142, 129363), (186, 98761), (213, 86242), (214, 85839), (321, 57226), (403, 45582), (426, 43121), (642, 28613), (806, 22791), (923, 19902), (1209, 15194), (1391, 13206), (1846, 9951), (2201, 8346), (2418, 7597), (2769, 6634), (2782, 6603), (3317, 5538), (4173, 4402)]