28221992

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2237}}^1$

素因数の和:2345

約数の個数: 32

約数和(自身を含む): 56397600

約数和(自身を除く): 28175608

約数列:

[1, 2, 4, 8, 19, 38, 76, 83, 152, 166, 332, 664, 1577, 2237, 3154, 4474, 6308, 8948, 12616, 17896, 42503, 85006, 170012, 185671, 340024, 371342, 742684, 1485368, 3527749, 7055498, 14110996, 28221992]

約数ペア:

[(1, 28221992), (2, 14110996), (4, 7055498), (8, 3527749), (19, 1485368), (38, 742684), (76, 371342), (83, 340024), (152, 185671), (166, 170012), (332, 85006), (664, 42503), (1577, 17896), (2237, 12616), (3154, 8948), (4474, 6308)]