2018902938

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1\times {\mathrm{1021}}^1$

素因数の和:1391

約数の個数: 64

約数和(自身を含む): 4413273984

約数和(自身を除く): 2394371046

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 101, 202, 251, 303, 502, 606, 753, 1021, 1313, 1506, 2042, 2626, 3063, 3263, 3939, 6126, 6526, 7878, 9789, 13273, 19578, 25351, 26546, 39819, 50702, 76053, 79638, 103121, 152106, 206242, 256271, 309363, 329563, 512542, 618726, 659126, 768813, 988689, 1340573, 1537626, 1977378, 2681146, 3331523, 4021719, 6663046, 8043438, 9994569, 19989138, 25883371, 51766742, 77650113, 155300226, 336483823, 672967646, 1009451469, 2018902938]

約数ペア:

[(1, 2018902938), (2, 1009451469), (3, 672967646), (6, 336483823), (13, 155300226), (26, 77650113), (39, 51766742), (78, 25883371), (101, 19989138), (202, 9994569), (251, 8043438), (303, 6663046), (502, 4021719), (606, 3331523), (753, 2681146), (1021, 1977378), (1313, 1537626), (1506, 1340573), (2042, 988689), (2626, 768813), (3063, 659126), (3263, 618726), (3939, 512542), (6126, 329563), (6526, 309363), (7878, 256271), (9789, 206242), (13273, 152106), (19578, 103121), (25351, 79638), (26546, 76053), (39819, 50702)]