16646418

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 38776320

約数和(自身を除く): 22129902

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 67, 86, 107, 129, 134, 201, 214, 258, 321, 387, 402, 603, 642, 774, 963, 1161, 1206, 1809, 1926, 2322, 2881, 2889, 3618, 4601, 5762, 5778, 7169, 8643, 9202, 13803, 14338, 17286, 21507, 25929, 27606, 41409, 43014, 51858, 64521, 77787, 82818, 124227, 129042, 155574, 193563, 248454, 308267, 387126, 616534, 924801, 1849602, 2774403, 5548806, 8323209, 16646418]

約数ペア:

[(1, 16646418), (2, 8323209), (3, 5548806), (6, 2774403), (9, 1849602), (18, 924801), (27, 616534), (43, 387126), (54, 308267), (67, 248454), (86, 193563), (107, 155574), (129, 129042), (134, 124227), (201, 82818), (214, 77787), (258, 64521), (321, 51858), (387, 43014), (402, 41409), (603, 27606), (642, 25929), (774, 21507), (963, 17286), (1161, 14338), (1206, 13803), (1809, 9202), (1926, 8643), (2322, 7169), (2881, 5778), (2889, 5762), (3618, 4601)]