16818828

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{823}}^1$

素因数の和:974

約数の個数: 48

約数和(自身を含む): 42637056

約数和(自身を除く): 25818228

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 131, 156, 262, 393, 524, 786, 823, 1572, 1646, 1703, 2469, 3292, 3406, 4938, 5109, 6812, 9876, 10218, 10699, 20436, 21398, 32097, 42796, 64194, 107813, 128388, 215626, 323439, 431252, 646878, 1293756, 1401569, 2803138, 4204707, 5606276, 8409414, 16818828]

約数ペア:

[(1, 16818828), (2, 8409414), (3, 5606276), (4, 4204707), (6, 2803138), (12, 1401569), (13, 1293756), (26, 646878), (39, 431252), (52, 323439), (78, 215626), (131, 128388), (156, 107813), (262, 64194), (393, 42796), (524, 32097), (786, 21398), (823, 20436), (1572, 10699), (1646, 10218), (1703, 9876), (2469, 6812), (3292, 5109), (3406, 4938)]