16903964

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{773}}^1$

素因数の和:866

約数の個数: 48

約数和(自身を含む): 37449216

約数和(自身を除く): 20545252

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 773, 781, 994, 1546, 1562, 1988, 3092, 3124, 5411, 5467, 8503, 10822, 10934, 17006, 21644, 21868, 34012, 54883, 59521, 109766, 119042, 219532, 238084, 384181, 603713, 768362, 1207426, 1536724, 2414852, 4225991, 8451982, 16903964]

約数ペア:

[(1, 16903964), (2, 8451982), (4, 4225991), (7, 2414852), (11, 1536724), (14, 1207426), (22, 768362), (28, 603713), (44, 384181), (71, 238084), (77, 219532), (142, 119042), (154, 109766), (284, 59521), (308, 54883), (497, 34012), (773, 21868), (781, 21644), (994, 17006), (1546, 10934), (1562, 10822), (1988, 8503), (3092, 5467), (3124, 5411)]