11989628

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 25127424

約数和(自身を除く): 13137796

約数列:

[1, 2, 4, 7, 14, 28, 37, 71, 74, 142, 148, 163, 259, 284, 326, 497, 518, 652, 994, 1036, 1141, 1988, 2282, 2627, 4564, 5254, 6031, 10508, 11573, 12062, 18389, 23146, 24124, 36778, 42217, 46292, 73556, 81011, 84434, 162022, 168868, 324044, 428201, 856402, 1712804, 2997407, 5994814, 11989628]

約数ペア:

[(1, 11989628), (2, 5994814), (4, 2997407), (7, 1712804), (14, 856402), (28, 428201), (37, 324044), (71, 168868), (74, 162022), (142, 84434), (148, 81011), (163, 73556), (259, 46292), (284, 42217), (326, 36778), (497, 24124), (518, 23146), (652, 18389), (994, 12062), (1036, 11573), (1141, 10508), (1988, 6031), (2282, 5254), (2627, 4564)]